15971490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4127}}^1$

素因数の和:4183

約数の個数: 48

約数和(自身を含む): 42501888

約数和(自身を除く): 26530398

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 4127, 8254, 12381, 20635, 24762, 37143, 41270, 61905, 74286, 123810, 177461, 185715, 354922, 371430, 532383, 887305, 1064766, 1597149, 1774610, 2661915, 3194298, 5323830, 7985745, 15971490]

約数ペア:

[(1, 15971490), (2, 7985745), (3, 5323830), (5, 3194298), (6, 2661915), (9, 1774610), (10, 1597149), (15, 1064766), (18, 887305), (30, 532383), (43, 371430), (45, 354922), (86, 185715), (90, 177461), (129, 123810), (215, 74286), (258, 61905), (387, 41270), (430, 37143), (645, 24762), (774, 20635), (1290, 12381), (1935, 8254), (3870, 4127)]