31194371

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:108

約数の個数: 36

約数和(自身を含む): 39300912

約数和(自身を除く): 8106541

約数列:

[1, 13, 17, 19, 23, 221, 247, 289, 299, 323, 361, 391, 437, 3757, 4199, 4693, 5083, 5491, 5681, 6137, 6647, 7429, 8303, 71383, 79781, 86411, 96577, 104329, 107939, 126293, 141151, 1356277, 1641809, 1834963, 2399567, 31194371]

約数ペア:

[(1, 31194371), (13, 2399567), (17, 1834963), (19, 1641809), (23, 1356277), (221, 141151), (247, 126293), (289, 107939), (299, 104329), (323, 96577), (361, 86411), (391, 79781), (437, 71383), (3757, 8303), (4199, 7429), (4693, 6647), (5083, 6137), (5491, 5681)]