331720705

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 427109760

約数和(自身を除く): 95389055

約数列:

[1, 5, 29, 43, 83, 145, 215, 415, 641, 1247, 2407, 3205, 3569, 6235, 12035, 17845, 18589, 27563, 53203, 92945, 103501, 137815, 266015, 517505, 799327, 1542887, 2287729, 3996635, 7714435, 11438645, 66344141, 331720705]

約数ペア:

[(1, 331720705), (5, 66344141), (29, 11438645), (43, 7714435), (83, 3996635), (145, 2287729), (215, 1542887), (415, 799327), (641, 517505), (1247, 266015), (2407, 137815), (3205, 103501), (3569, 92945), (6235, 53203), (12035, 27563), (17845, 18589)]