1621392

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2015

約数の個数: 40

約数和(自身を含む): 4437216

約数和(自身を除く): 2815824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 1987, 3974, 5961, 7948, 11922, 15896, 23844, 31792, 33779, 47688, 67558, 95376, 101337, 135116, 202674, 270232, 405348, 540464, 810696, 1621392]

約数ペア:

[(1, 1621392), (2, 810696), (3, 540464), (4, 405348), (6, 270232), (8, 202674), (12, 135116), (16, 101337), (17, 95376), (24, 67558), (34, 47688), (48, 33779), (51, 31792), (68, 23844), (102, 15896), (136, 11922), (204, 7948), (272, 5961), (408, 3974), (816, 1987)]