393720444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{841283}}^1$

素因数の和:841306

約数の個数: 36

約数和(自身を含む): 1071795816

約数和(自身を除く): 678075372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 841283, 1682566, 2523849, 3365132, 5047698, 7571547, 10095396, 10936679, 15143094, 21873358, 30286188, 32810037, 43746716, 65620074, 98430111, 131240148, 196860222, 393720444]

約数ペア:

[(1, 393720444), (2, 196860222), (3, 131240148), (4, 98430111), (6, 65620074), (9, 43746716), (12, 32810037), (13, 30286188), (18, 21873358), (26, 15143094), (36, 10936679), (39, 10095396), (52, 7571547), (78, 5047698), (117, 3365132), (156, 2523849), (234, 1682566), (468, 841283)]