65564421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3847}}^1$

素因数の和:3905

約数の個数: 32

約数和(自身を含む): 103434240

約数和(自身を除く): 37869819

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 1311, 3847, 5681, 11541, 17043, 50011, 73093, 88481, 150033, 219279, 265443, 950209, 1150253, 1681139, 2850627, 3450759, 5043417, 21854807, 65564421]

約数ペア:

[(1, 65564421), (3, 21854807), (13, 5043417), (19, 3450759), (23, 2850627), (39, 1681139), (57, 1150253), (69, 950209), (247, 265443), (299, 219279), (437, 150033), (741, 88481), (897, 73093), (1311, 50011), (3847, 17043), (5681, 11541)]