18628997409

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2707}}^1$

素因数の和:2820

約数の個数: 128

約数和(自身を含む): 33691852800

約数和(自身を除く): 15062855391

約数列:

[1, 3, 9, 11, 17, 27, 29, 33, 47, 51, 87, 99, 141, 153, 187, 261, 297, 319, 423, 459, 493, 517, 561, 783, 799, 957, 1269, 1363, 1479, 1551, 1683, 2397, 2707, 2871, 4089, 4437, 4653, 5049, 5423, 7191, 8121, 8613, 8789, 12267, 13311, 13959, 14993, 16269, 21573, 23171, 24363, 26367, 29777, 36801, 44979, 46019, 48807, 69513, 73089, 78503, 79101, 89331, 127229, 134937, 138057, 146421, 208539, 235509, 237303, 254881, 267993, 381687, 404811, 414171, 506209, 625617, 706527, 764643, 803979, 863533, 1145061, 1242513, 1334551, 1399519, 1518627, 2119581, 2162893, 2293929, 2590599, 3435183, 3689641, 4003653, 4198557, 4555881, 6488679, 6881787, 7771797, 11068923, 12010959, 12595671, 13667643, 14680061, 19466037, 23315391, 23791823, 33206769, 36032877, 37787013, 40586051, 44040183, 58398111, 62723897, 71375469, 99620307, 121758153, 132120549, 188171691, 214126407, 365274459, 396361647, 564515073, 642379221, 689962867, 1095823377, 1693545219, 2069888601, 6209665803, 18628997409]

約数ペア:

[(1, 18628997409), (3, 6209665803), (9, 2069888601), (11, 1693545219), (17, 1095823377), (27, 689962867), (29, 642379221), (33, 564515073), (47, 396361647), (51, 365274459), (87, 214126407), (99, 188171691), (141, 132120549), (153, 121758153), (187, 99620307), (261, 71375469), (297, 62723897), (319, 58398111), (423, 44040183), (459, 40586051), (493, 37787013), (517, 36032877), (561, 33206769), (783, 23791823), (799, 23315391), (957, 19466037), (1269, 14680061), (1363, 13667643), (1479, 12595671), (1551, 12010959), (1683, 11068923), (2397, 7771797), (2707, 6881787), (2871, 6488679), (4089, 4555881), (4437, 4198557), (4653, 4003653), (5049, 3689641), (5423, 3435183), (7191, 2590599), (8121, 2293929), (8613, 2162893), (8789, 2119581), (12267, 1518627), (13311, 1399519), (13959, 1334551), (14993, 1242513), (16269, 1145061), (21573, 863533), (23171, 803979), (24363, 764643), (26367, 706527), (29777, 625617), (36801, 506209), (44979, 414171), (46019, 404811), (48807, 381687), (69513, 267993), (73089, 254881), (78503, 237303), (79101, 235509), (89331, 208539), (127229, 146421), (134937, 138057)]