399695408331

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1\times {\mathrm{1991477}}^1$

素因数の和:1992078

約数の個数: 16

約数和(自身を含む): 537699060000

約数和(自身を除く): 138003651669

約数列:

[1, 3, 149, 447, 449, 1347, 66901, 200703, 1991477, 5974431, 296730073, 890190219, 894173173, 2682519519, 133231802777, 399695408331]

約数ペア:

[(1, 399695408331), (3, 133231802777), (149, 2682519519), (447, 894173173), (449, 890190219), (1347, 296730073), (66901, 5974431), (200703, 1991477)]