27531621

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:842

約数の個数: 36

約数和(自身を含む): 44991648

約数和(自身を除く): 17460027

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 169, 207, 299, 507, 787, 897, 1521, 2361, 2691, 3887, 7083, 10231, 11661, 18101, 30693, 34983, 54303, 92079, 133003, 162909, 235313, 399009, 705939, 1197027, 2117817, 3059069, 9177207, 27531621]

約数ペア:

[(1, 27531621), (3, 9177207), (9, 3059069), (13, 2117817), (23, 1197027), (39, 705939), (69, 399009), (117, 235313), (169, 162909), (207, 133003), (299, 92079), (507, 54303), (787, 34983), (897, 30693), (1521, 18101), (2361, 11661), (2691, 10231), (3887, 7083)]