81217398

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{1583}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 172440576

約数和(自身を除く): 91223178

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 503, 1006, 1509, 1583, 3018, 3166, 4749, 8551, 9498, 17102, 25653, 26911, 51306, 53822, 80733, 161466, 796249, 1592498, 2388747, 4777494, 13536233, 27072466, 40608699, 81217398]

約数ペア:

[(1, 81217398), (2, 40608699), (3, 27072466), (6, 13536233), (17, 4777494), (34, 2388747), (51, 1592498), (102, 796249), (503, 161466), (1006, 80733), (1509, 53822), (1583, 51306), (3018, 26911), (3166, 25653), (4749, 17102), (8551, 9498)]