749893473

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{53377}}^1$

素因数の和:53613

約数の個数: 24

約数和(自身を含む): 1243493888

約数和(自身を除く): 493600415

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 4683, 14049, 53377, 160131, 373639, 480393, 1120917, 3362751, 11903071, 35709213, 83321497, 107127639, 249964491, 749893473]

約数ペア:

[(1, 749893473), (3, 249964491), (7, 107127639), (9, 83321497), (21, 35709213), (63, 11903071), (223, 3362751), (669, 1120917), (1561, 480393), (2007, 373639), (4683, 160131), (14049, 53377)]