67421115

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11437}}^1$

素因数の和:11579

約数の個数: 24

約数和(自身を含む): 117765648

約数和(自身を除く): 50344533

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 11437, 34311, 57185, 102933, 171555, 514665, 1498247, 4494741, 7491235, 13484223, 22473705, 67421115]

約数ペア:

[(1, 67421115), (3, 22473705), (5, 13484223), (9, 7491235), (15, 4494741), (45, 1498247), (131, 514665), (393, 171555), (655, 102933), (1179, 57185), (1965, 34311), (5895, 11437)]