313639430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{39551}}^1$

素因数の和:39632

約数の個数: 32

約数和(自身を含む): 617960448

約数和(自身を除く): 304321018

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 39551, 79102, 197755, 395510, 514163, 1028326, 2412611, 2570815, 4825222, 5141630, 12063055, 24126110, 31363943, 62727886, 156819715, 313639430]

約数ペア:

[(1, 313639430), (2, 156819715), (5, 62727886), (10, 31363943), (13, 24126110), (26, 12063055), (61, 5141630), (65, 4825222), (122, 2570815), (130, 2412611), (305, 1028326), (610, 514163), (793, 395510), (1586, 197755), (3965, 79102), (7930, 39551)]