203421411

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{2837}}^1$

素因数の和:3131

約数の個数: 24

約数和(自身を含む): 304596864

約数和(自身を除く): 101175453

約数列:

[1, 3, 9, 31, 93, 257, 279, 771, 2313, 2837, 7967, 8511, 23901, 25533, 71703, 87947, 263841, 729109, 791523, 2187327, 6561981, 22602379, 67807137, 203421411]

約数ペア:

[(1, 203421411), (3, 67807137), (9, 22602379), (31, 6561981), (93, 2187327), (257, 791523), (279, 729109), (771, 263841), (2313, 87947), (2837, 71703), (7967, 25533), (8511, 23901)]