56021329

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32401}}^1$

素因数の和:32440

約数の個数: 16

約数和(自身を含む): 72580480

約数和(自身を除く): 16559151

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 32401, 226807, 421213, 615619, 2948491, 4309333, 8003047, 56021329]

約数ペア:

[(1, 56021329), (7, 8003047), (13, 4309333), (19, 2948491), (91, 615619), (133, 421213), (247, 226807), (1729, 32401)]