990596313

素因数分解:

$3^2\times 7^1\times {\mathrm{827}}^1\times {\mathrm{19013}}^1$

素因数の和:19853

約数の個数: 24

約数和(自身を含む): 1637333568

約数和(自身を除く): 646737255

約数列:

[1, 3, 7, 9, 21, 63, 827, 2481, 5789, 7443, 17367, 19013, 52101, 57039, 133091, 171117, 399273, 1197819, 15723751, 47171253, 110066257, 141513759, 330198771, 990596313]

約数ペア:

[(1, 990596313), (3, 330198771), (7, 141513759), (9, 110066257), (21, 47171253), (63, 15723751), (827, 1197819), (2481, 399273), (5789, 171117), (7443, 133091), (17367, 57039), (19013, 52101)]