1551179874065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{1057249}}^1$

素因数の和:1057733

約数の個数: 32

約数和(自身を含む): 2023779492000

約数和(自身を除く): 472599617935

約数列:

[1, 5, 17, 41, 85, 205, 421, 697, 2105, 3485, 7157, 17261, 35785, 86305, 293437, 1057249, 1467185, 5286245, 17973233, 43347209, 89866165, 216736045, 445101829, 736902553, 2225509145, 3684512765, 7566731093, 18249174989, 37833655465, 91245874945, 310235974813, 1551179874065]

約数ペア:

[(1, 1551179874065), (5, 310235974813), (17, 91245874945), (41, 37833655465), (85, 18249174989), (205, 7566731093), (421, 3684512765), (697, 2225509145), (2105, 736902553), (3485, 445101829), (7157, 216736045), (17261, 89866165), (35785, 43347209), (86305, 17973233), (293437, 5286245), (1057249, 1467185)]