28693116

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 81312000

約数和(自身を除く): 52618884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 59, 76, 79, 81, 108, 114, 118, 158, 162, 171, 177, 228, 236, 237, 316, 324, 342, 354, 474, 513, 531, 684, 708, 711, 948, 1026, 1062, 1121, 1422, 1501, 1539, 1593, 2052, 2124, 2133, 2242, 2844, 3002, 3078, 3186, 3363, 4266, 4484, 4503, 4661, 4779, 6004, 6156, 6372, 6399, 6726, 8532, 9006, 9322, 9558, 10089, 12798, 13452, 13509, 13983, 18012, 18644, 19116, 20178, 25596, 27018, 27966, 30267, 40356, 40527, 41949, 54036, 55932, 60534, 81054, 83898, 88559, 90801, 121068, 121581, 125847, 162108, 167796, 177118, 181602, 243162, 251694, 265677, 354236, 363204, 377541, 486324, 503388, 531354, 755082, 797031, 1062708, 1510164, 1594062, 2391093, 3188124, 4782186, 7173279, 9564372, 14346558, 28693116]

約数ペア:

[(1, 28693116), (2, 14346558), (3, 9564372), (4, 7173279), (6, 4782186), (9, 3188124), (12, 2391093), (18, 1594062), (19, 1510164), (27, 1062708), (36, 797031), (38, 755082), (54, 531354), (57, 503388), (59, 486324), (76, 377541), (79, 363204), (81, 354236), (108, 265677), (114, 251694), (118, 243162), (158, 181602), (162, 177118), (171, 167796), (177, 162108), (228, 125847), (236, 121581), (237, 121068), (316, 90801), (324, 88559), (342, 83898), (354, 81054), (474, 60534), (513, 55932), (531, 54036), (684, 41949), (708, 40527), (711, 40356), (948, 30267), (1026, 27966), (1062, 27018), (1121, 25596), (1422, 20178), (1501, 19116), (1539, 18644), (1593, 18012), (2052, 13983), (2124, 13509), (2133, 13452), (2242, 12798), (2844, 10089), (3002, 9558), (3078, 9322), (3186, 9006), (3363, 8532), (4266, 6726), (4484, 6399), (4503, 6372), (4661, 6156), (4779, 6004)]