135978921

素因数分解:

$3^2\times {\mathrm{13}}^4\times {\mathrm{23}}^2$

素因数の和:104

約数の個数: 45

約数和(自身を含む): 222434849

約数和(自身を除く): 86455928

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 169, 207, 299, 507, 529, 897, 1521, 1587, 2197, 2691, 3887, 4761, 6591, 6877, 11661, 19773, 20631, 28561, 34983, 50531, 61893, 85683, 89401, 151593, 257049, 268203, 454779, 656903, 804609, 1162213, 1970709, 3486639, 5912127, 10459917, 15108769, 45326307, 135978921]

約数ペア:

[(1, 135978921), (3, 45326307), (9, 15108769), (13, 10459917), (23, 5912127), (39, 3486639), (69, 1970709), (117, 1162213), (169, 804609), (207, 656903), (299, 454779), (507, 268203), (529, 257049), (897, 151593), (1521, 89401), (1587, 85683), (2197, 61893), (2691, 50531), (3887, 34983), (4761, 28561), (6591, 20631), (6877, 19773)]