161726257

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 207728640

約数和(自身を除く): 46002383

約数列:

[1, 7, 11, 59, 77, 97, 367, 413, 649, 679, 1067, 2569, 4037, 4543, 5723, 7469, 21653, 28259, 35599, 40061, 62953, 151571, 238183, 249193, 391589, 440671, 1667281, 2100341, 2741123, 14702387, 23103751, 161726257]

約数ペア:

[(1, 161726257), (7, 23103751), (11, 14702387), (59, 2741123), (77, 2100341), (97, 1667281), (367, 440671), (413, 391589), (649, 249193), (679, 238183), (1067, 151571), (2569, 62953), (4037, 40061), (4543, 35599), (5723, 28259), (7469, 21653)]