1330380009

素因数分解:

$3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{87623}}^1$

素因数の和:87877

約数の個数: 24

約数和(自身を含む): 2205320832

約数和(自身を除く): 874940823

約数列:

[1, 3, 7, 9, 21, 63, 241, 723, 1687, 2169, 5061, 15183, 87623, 262869, 613361, 788607, 1840083, 5520249, 21117143, 63351429, 147820001, 190054287, 443460003, 1330380009]

約数ペア:

[(1, 1330380009), (3, 443460003), (7, 190054287), (9, 147820001), (21, 63351429), (63, 21117143), (241, 5520249), (723, 1840083), (1687, 788607), (2169, 613361), (5061, 262869), (15183, 87623)]