215087181

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1\times {\mathrm{1571}}^1$

素因数の和:2592

約数の個数: 16

約数和(自身を含む): 293372928

約数和(自身を除く): 78285747

約数列:

[1, 3, 47, 141, 971, 1571, 2913, 4713, 45637, 73837, 136911, 221511, 1525441, 4576323, 71695727, 215087181]

約数ペア:

[(1, 215087181), (3, 71695727), (47, 4576323), (141, 1525441), (971, 221511), (1571, 136911), (2913, 73837), (4713, 45637)]