61989785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 88058880

約数和(自身を除く): 26069095

約数列:

[1, 5, 11, 13, 55, 65, 143, 181, 479, 715, 905, 1991, 2353, 2395, 5269, 6227, 9955, 11765, 25883, 26345, 31135, 68497, 86699, 129415, 342485, 433495, 953689, 1127087, 4768445, 5635435, 12397957, 61989785]

約数ペア:

[(1, 61989785), (5, 12397957), (11, 5635435), (13, 4768445), (55, 1127087), (65, 953689), (143, 433495), (181, 342485), (479, 129415), (715, 86699), (905, 68497), (1991, 31135), (2353, 26345), (2395, 25883), (5269, 11765), (6227, 9955)]