42115255

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1889}}^1$

素因数の和:1928

約数の個数: 32

約数和(自身を含む): 63504000

約数和(自身を除く): 21388745

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 343, 455, 637, 1715, 1889, 3185, 4459, 9445, 13223, 22295, 24557, 66115, 92561, 122785, 171899, 462805, 647927, 859495, 1203293, 3239635, 6016465, 8423051, 42115255]

約数ペア:

[(1, 42115255), (5, 8423051), (7, 6016465), (13, 3239635), (35, 1203293), (49, 859495), (65, 647927), (91, 462805), (245, 171899), (343, 122785), (455, 92561), (637, 66115), (1715, 24557), (1889, 22295), (3185, 13223), (4459, 9445)]