28781544

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 85380480

約数和(自身を除く): 56598936

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 53, 66, 68, 88, 102, 106, 121, 132, 136, 159, 187, 204, 212, 242, 264, 318, 363, 374, 408, 424, 484, 561, 583, 636, 726, 748, 901, 968, 1122, 1166, 1272, 1331, 1452, 1496, 1749, 1802, 2057, 2244, 2332, 2662, 2703, 2904, 3498, 3604, 3993, 4114, 4488, 4664, 5324, 5406, 6171, 6413, 6996, 7208, 7986, 8228, 9911, 10648, 10812, 12342, 12826, 13992, 15972, 16456, 19239, 19822, 21624, 22627, 24684, 25652, 29733, 31944, 38478, 39644, 45254, 49368, 51304, 59466, 67881, 70543, 76956, 79288, 90508, 109021, 118932, 135762, 141086, 153912, 181016, 211629, 218042, 237864, 271524, 282172, 327063, 423258, 436084, 543048, 564344, 654126, 846516, 872168, 1199231, 1308252, 1693032, 2398462, 2616504, 3597693, 4796924, 7195386, 9593848, 14390772, 28781544]

約数ペア:

[(1, 28781544), (2, 14390772), (3, 9593848), (4, 7195386), (6, 4796924), (8, 3597693), (11, 2616504), (12, 2398462), (17, 1693032), (22, 1308252), (24, 1199231), (33, 872168), (34, 846516), (44, 654126), (51, 564344), (53, 543048), (66, 436084), (68, 423258), (88, 327063), (102, 282172), (106, 271524), (121, 237864), (132, 218042), (136, 211629), (159, 181016), (187, 153912), (204, 141086), (212, 135762), (242, 118932), (264, 109021), (318, 90508), (363, 79288), (374, 76956), (408, 70543), (424, 67881), (484, 59466), (561, 51304), (583, 49368), (636, 45254), (726, 39644), (748, 38478), (901, 31944), (968, 29733), (1122, 25652), (1166, 24684), (1272, 22627), (1331, 21624), (1452, 19822), (1496, 19239), (1749, 16456), (1802, 15972), (2057, 13992), (2244, 12826), (2332, 12342), (2662, 10812), (2703, 10648), (2904, 9911), (3498, 8228), (3604, 7986), (3993, 7208), (4114, 6996), (4488, 6413), (4664, 6171), (5324, 5406)]