667746145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1657}}^1$

素因数の和:2121

約数の個数: 32

約数和(自身を含む): 928267776

約数和(自身を除く): 260521631

約数列:

[1, 5, 11, 17, 55, 85, 187, 431, 935, 1657, 2155, 4741, 7327, 8285, 18227, 23705, 28169, 36635, 80597, 91135, 140845, 309859, 402985, 714167, 1549295, 3570835, 7855837, 12140839, 39279185, 60704195, 133549229, 667746145]

約数ペア:

[(1, 667746145), (5, 133549229), (11, 60704195), (17, 39279185), (55, 12140839), (85, 7855837), (187, 3570835), (431, 1549295), (935, 714167), (1657, 402985), (2155, 309859), (4741, 140845), (7327, 91135), (8285, 80597), (18227, 36635), (23705, 28169)]