823991870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{372847}}^1$

素因数の和:372884

約数の個数: 32

約数和(自身を含む): 1691238528

約数和(自身を除く): 867246658

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 372847, 745694, 1864235, 3728470, 4847011, 6338399, 9694022, 12676798, 24235055, 31691995, 48470110, 63383990, 82399187, 164798374, 411995935, 823991870]

約数ペア:

[(1, 823991870), (2, 411995935), (5, 164798374), (10, 82399187), (13, 63383990), (17, 48470110), (26, 31691995), (34, 24235055), (65, 12676798), (85, 9694022), (130, 6338399), (170, 4847011), (221, 3728470), (442, 1864235), (1105, 745694), (2210, 372847)]