81716824

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{85837}}^1$

素因数の和:85867

約数の個数: 32

約数和(自身を含む): 185410080

約数和(自身を除く): 103693256

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 85837, 171674, 343348, 600859, 686696, 1201718, 1459229, 2403436, 2918458, 4806872, 5836916, 10214603, 11673832, 20429206, 40858412, 81716824]

約数ペア:

[(1, 81716824), (2, 40858412), (4, 20429206), (7, 11673832), (8, 10214603), (14, 5836916), (17, 4806872), (28, 2918458), (34, 2403436), (56, 1459229), (68, 1201718), (119, 686696), (136, 600859), (238, 343348), (476, 171674), (952, 85837)]