6401871

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 10634624

約数和(自身を除く): 4232753

約数列:

[1, 3, 7, 9, 21, 63, 307, 331, 921, 993, 2149, 2317, 2763, 2979, 6447, 6951, 19341, 20853, 101617, 304851, 711319, 914553, 2133957, 6401871]

約数ペア:

[(1, 6401871), (3, 2133957), (7, 914553), (9, 711319), (21, 304851), (63, 101617), (307, 20853), (331, 19341), (921, 6951), (993, 6447), (2149, 2979), (2317, 2763)]