15628017

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 22855680

約数和(自身を除く): 7227663

約数列:

[1, 3, 23, 47, 61, 69, 79, 141, 183, 237, 1081, 1403, 1817, 2867, 3243, 3713, 4209, 4819, 5451, 8601, 11139, 14457, 65941, 85399, 110837, 197823, 226493, 256197, 332511, 679479, 5209339, 15628017]

約数ペア:

[(1, 15628017), (3, 5209339), (23, 679479), (47, 332511), (61, 256197), (69, 226493), (79, 197823), (141, 110837), (183, 85399), (237, 65941), (1081, 14457), (1403, 11139), (1817, 8601), (2867, 5451), (3243, 4819), (3713, 4209)]