15208027947

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1736671}}^1$

素因数の和:1736823

約数の個数: 24

約数和(自身を含む): 25285944320

約数和(自身を除く): 10077916373

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 1736671, 5210013, 12156697, 15630039, 36470091, 109410273, 241397269, 724191807, 1689780883, 2172575421, 5069342649, 15208027947]

約数ペア:

[(1, 15208027947), (3, 5069342649), (7, 2172575421), (9, 1689780883), (21, 724191807), (63, 241397269), (139, 109410273), (417, 36470091), (973, 15630039), (1251, 12156697), (2919, 5210013), (8757, 1736671)]