81487566

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 187407360

約数和(自身を除く): 105919794

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 97, 141, 194, 282, 291, 331, 423, 582, 662, 846, 873, 993, 1269, 1746, 1986, 2538, 2619, 2979, 4559, 5238, 5958, 8937, 9118, 13677, 15557, 17874, 27354, 31114, 32107, 41031, 46671, 64214, 82062, 93342, 96321, 123093, 140013, 192642, 246186, 280026, 288963, 420039, 577926, 840078, 866889, 1509029, 1733778, 3018058, 4527087, 9054174, 13581261, 27162522, 40743783, 81487566]

約数ペア:

[(1, 81487566), (2, 40743783), (3, 27162522), (6, 13581261), (9, 9054174), (18, 4527087), (27, 3018058), (47, 1733778), (54, 1509029), (94, 866889), (97, 840078), (141, 577926), (194, 420039), (282, 288963), (291, 280026), (331, 246186), (423, 192642), (582, 140013), (662, 123093), (846, 96321), (873, 93342), (993, 82062), (1269, 64214), (1746, 46671), (1986, 41031), (2538, 32107), (2619, 31114), (2979, 27354), (4559, 17874), (5238, 15557), (5958, 13677), (8937, 9118)]