1226790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 3274128

約数和(自身を除く): 2047338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 317, 387, 430, 634, 645, 774, 951, 1290, 1585, 1902, 1935, 2853, 3170, 3870, 4755, 5706, 9510, 13631, 14265, 27262, 28530, 40893, 68155, 81786, 122679, 136310, 204465, 245358, 408930, 613395, 1226790]

約数ペア:

[(1, 1226790), (2, 613395), (3, 408930), (5, 245358), (6, 204465), (9, 136310), (10, 122679), (15, 81786), (18, 68155), (30, 40893), (43, 28530), (45, 27262), (86, 14265), (90, 13631), (129, 9510), (215, 5706), (258, 4755), (317, 3870), (387, 3170), (430, 2853), (634, 1935), (645, 1902), (774, 1585), (951, 1290)]