71809444

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{42043}}^1$

素因数の和:42115

約数の個数: 24

約数和(自身を含む): 145976768

約数和(自身を除く): 74167324

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 42043, 84086, 168172, 294301, 588602, 1177204, 2564623, 5129246, 10258492, 17952361, 35904722, 71809444]

約数ペア:

[(1, 71809444), (2, 35904722), (4, 17952361), (7, 10258492), (14, 5129246), (28, 2564623), (61, 1177204), (122, 588602), (244, 294301), (427, 168172), (854, 84086), (1708, 42043)]