645205120569

素因数分解:

$3^3\times {\mathrm{761}}^1\times {\mathrm{4211}}^1\times {\mathrm{7457}}^1$

素因数の和:12438

約数の個数: 32

約数和(自身を含む): 957471166080

約数和(自身を除く): 312266045511

約数列:

[1, 3, 9, 27, 761, 2283, 4211, 6849, 7457, 12633, 20547, 22371, 37899, 67113, 113697, 201339, 3204571, 5674777, 9613713, 17024331, 28841139, 31401427, 51072993, 86523417, 94204281, 153218979, 282612843, 847838529, 23896485947, 71689457841, 215068373523, 645205120569]

約数ペア:

[(1, 645205120569), (3, 215068373523), (9, 71689457841), (27, 23896485947), (761, 847838529), (2283, 282612843), (4211, 153218979), (6849, 94204281), (7457, 86523417), (12633, 51072993), (20547, 31401427), (22371, 28841139), (37899, 17024331), (67113, 9613713), (113697, 5674777), (201339, 3204571)]