61717390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6343}}^1$

素因数の和:6496

約数の個数: 32

約数和(自身を含む): 127895040

約数和(自身を除く): 66177650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 6343, 9730, 12686, 31715, 44401, 63430, 88802, 222005, 444010, 881677, 1763354, 4408385, 6171739, 8816770, 12343478, 30858695, 61717390]

約数ペア:

[(1, 61717390), (2, 30858695), (5, 12343478), (7, 8816770), (10, 6171739), (14, 4408385), (35, 1763354), (70, 881677), (139, 444010), (278, 222005), (695, 88802), (973, 63430), (1390, 44401), (1946, 31715), (4865, 12686), (6343, 9730)]