990097923

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{77893}}^1$

素因数の和:78138

約数の個数: 16

約数和(自身を含む): 1395860480

約数和(自身を除く): 405762557

約数列:

[1, 3, 19, 57, 223, 669, 4237, 12711, 77893, 233679, 1479967, 4439901, 17370139, 52110417, 330032641, 990097923]

約数ペア:

[(1, 990097923), (3, 330032641), (19, 52110417), (57, 17370139), (223, 4439901), (669, 1479967), (4237, 233679), (12711, 77893)]