1689217647

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{24907}}^1$

素因数の和:25007

約数の個数: 32

約数和(自身を含む): 2544202752

約数和(自身を除く): 854985105

約数列:

[1, 3, 13, 37, 39, 47, 111, 141, 481, 611, 1443, 1739, 1833, 5217, 22607, 24907, 67821, 74721, 323791, 921559, 971373, 1170629, 2764677, 3511887, 11980267, 15218177, 35940801, 43313273, 45654531, 129939819, 563072549, 1689217647]

約数ペア:

[(1, 1689217647), (3, 563072549), (13, 129939819), (37, 45654531), (39, 43313273), (47, 35940801), (111, 15218177), (141, 11980267), (481, 3511887), (611, 2764677), (1443, 1170629), (1739, 971373), (1833, 921559), (5217, 323791), (22607, 74721), (24907, 67821)]