3172715

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 4945920

約数和(自身を除く): 1773205

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 367, 455, 665, 1235, 1729, 1835, 2569, 4771, 6973, 8645, 12845, 23855, 33397, 34865, 48811, 90649, 166985, 244055, 453245, 634543, 3172715]

約数ペア:

[(1, 3172715), (5, 634543), (7, 453245), (13, 244055), (19, 166985), (35, 90649), (65, 48811), (91, 34865), (95, 33397), (133, 23855), (247, 12845), (367, 8645), (455, 6973), (665, 4771), (1235, 2569), (1729, 1835)]