1721373445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1\times {\mathrm{1973}}^1$

素因数の和:2565

約数の個数: 32

約数和(自身を含む): 2336584320

約数和(自身を除く): 615210875

約数列:

[1, 5, 11, 29, 55, 145, 319, 547, 1595, 1973, 2735, 6017, 9865, 15863, 21703, 30085, 57217, 79315, 108515, 174493, 286085, 629387, 872465, 1079231, 3146935, 5396155, 11871541, 31297699, 59357705, 156488495, 344274689, 1721373445]

約数ペア:

[(1, 1721373445), (5, 344274689), (11, 156488495), (29, 59357705), (55, 31297699), (145, 11871541), (319, 5396155), (547, 3146935), (1595, 1079231), (1973, 872465), (2735, 629387), (6017, 286085), (9865, 174493), (15863, 108515), (21703, 79315), (30085, 57217)]