667788472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{105263}}^1$

素因数の和:105343

約数の個数: 32

約数和(自身を含む): 1370537280

約数和(自身を除く): 702748808

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 105263, 210526, 421052, 842104, 1368419, 2736838, 5473676, 6421043, 10947352, 12842086, 25684172, 51368344, 83473559, 166947118, 333894236, 667788472]

約数ペア:

[(1, 667788472), (2, 333894236), (4, 166947118), (8, 83473559), (13, 51368344), (26, 25684172), (52, 12842086), (61, 10947352), (104, 6421043), (122, 5473676), (244, 2736838), (488, 1368419), (793, 842104), (1586, 421052), (3172, 210526), (6344, 105263)]