4419191

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 5376000

約数和(自身を除く): 956809

約数列:

[1, 7, 19, 133, 149, 223, 1043, 1561, 2831, 4237, 19817, 29659, 33227, 232589, 631313, 4419191]

約数ペア:

[(1, 4419191), (7, 631313), (19, 232589), (133, 33227), (149, 29659), (223, 19817), (1043, 4237), (1561, 2831)]