720846867

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{2141}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 1057976640

約数和(自身を除く): 337129773

約数列:

[1, 3, 13, 39, 89, 97, 267, 291, 1157, 1261, 2141, 3471, 3783, 6423, 8633, 25899, 27833, 83499, 112229, 190549, 207677, 336687, 571647, 623031, 2477137, 2699801, 7431411, 8099403, 18483253, 55449759, 240282289, 720846867]

約数ペア:

[(1, 720846867), (3, 240282289), (13, 55449759), (39, 18483253), (89, 8099403), (97, 7431411), (267, 2699801), (291, 2477137), (1157, 623031), (1261, 571647), (2141, 336687), (3471, 207677), (3783, 190549), (6423, 112229), (8633, 83499), (25899, 27833)]