81026498

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 147744000

約数和(自身を除く): 66717502

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 149, 179, 217, 298, 358, 434, 1043, 1253, 1519, 2086, 2506, 3038, 4619, 5549, 7301, 8771, 9238, 11098, 14602, 17542, 26671, 32333, 38843, 53342, 64666, 77686, 186697, 226331, 271901, 373394, 452662, 543802, 826801, 1306879, 1653602, 2613758, 5787607, 11575214, 40513249, 81026498]

約数ペア:

[(1, 81026498), (2, 40513249), (7, 11575214), (14, 5787607), (31, 2613758), (49, 1653602), (62, 1306879), (98, 826801), (149, 543802), (179, 452662), (217, 373394), (298, 271901), (358, 226331), (434, 186697), (1043, 77686), (1253, 64666), (1519, 53342), (2086, 38843), (2506, 32333), (3038, 26671), (4619, 17542), (5549, 14602), (7301, 11098), (8771, 9238)]