25186239

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:632

約数の個数: 36

約数和(自身を含む): 40823640

約数和(自身を除く): 15637401

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 169, 261, 377, 507, 571, 1131, 1521, 1713, 3393, 4901, 5139, 7423, 14703, 16559, 22269, 44109, 49677, 66807, 96499, 149031, 215267, 289497, 645801, 868491, 1937403, 2798471, 8395413, 25186239]

約数ペア:

[(1, 25186239), (3, 8395413), (9, 2798471), (13, 1937403), (29, 868491), (39, 645801), (87, 289497), (117, 215267), (169, 149031), (261, 96499), (377, 66807), (507, 49677), (571, 44109), (1131, 22269), (1521, 16559), (1713, 14703), (3393, 7423), (4901, 5139)]