78378355

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{353}}^1\times {\mathrm{367}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 103957056

約数和(自身を除く): 25578701

約数列:

[1, 5, 11, 55, 121, 353, 367, 605, 1765, 1835, 3883, 4037, 19415, 20185, 42713, 44407, 129551, 213565, 222035, 647755, 1425061, 7125305, 15675671, 78378355]

約数ペア:

[(1, 78378355), (5, 15675671), (11, 7125305), (55, 1425061), (121, 647755), (353, 222035), (367, 213565), (605, 129551), (1765, 44407), (1835, 42713), (3883, 20185), (4037, 19415)]