64760913

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{6899}}^1$

素因数の和:7061

約数の個数: 24

約数和(自身を含む): 107640000

約数和(自身を除く): 42879087

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 6899, 9387, 20697, 48293, 62091, 144879, 434637, 1027951, 3083853, 7195657, 9251559, 21586971, 64760913]

約数ペア:

[(1, 64760913), (3, 21586971), (7, 9251559), (9, 7195657), (21, 3083853), (63, 1027951), (149, 434637), (447, 144879), (1043, 62091), (1341, 48293), (3129, 20697), (6899, 9387)]