28901268

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1317

約数の個数: 72

約数和(自身を含む): 81113760

約数和(自身を除く): 52212492

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 59, 66, 99, 118, 132, 177, 198, 236, 354, 396, 531, 649, 708, 1062, 1237, 1298, 1947, 2124, 2474, 2596, 3711, 3894, 4948, 5841, 7422, 7788, 11133, 11682, 13607, 14844, 22266, 23364, 27214, 40821, 44532, 54428, 72983, 81642, 122463, 145966, 163284, 218949, 244926, 291932, 437898, 489852, 656847, 802813, 875796, 1313694, 1605626, 2408439, 2627388, 3211252, 4816878, 7225317, 9633756, 14450634, 28901268]

約数ペア:

[(1, 28901268), (2, 14450634), (3, 9633756), (4, 7225317), (6, 4816878), (9, 3211252), (11, 2627388), (12, 2408439), (18, 1605626), (22, 1313694), (33, 875796), (36, 802813), (44, 656847), (59, 489852), (66, 437898), (99, 291932), (118, 244926), (132, 218949), (177, 163284), (198, 145966), (236, 122463), (354, 81642), (396, 72983), (531, 54428), (649, 44532), (708, 40821), (1062, 27214), (1237, 23364), (1298, 22266), (1947, 14844), (2124, 13607), (2474, 11682), (2596, 11133), (3711, 7788), (3894, 7422), (4948, 5841)]