1289718

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:668

約数の個数: 24

約数和(自身を含む): 2820168

約数和(自身を除く): 1530450

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 523, 822, 1046, 1233, 1569, 2466, 3138, 4707, 9414, 71651, 143302, 214953, 429906, 644859, 1289718]

約数ペア:

[(1, 1289718), (2, 644859), (3, 429906), (6, 214953), (9, 143302), (18, 71651), (137, 9414), (274, 4707), (411, 3138), (523, 2466), (822, 1569), (1046, 1233)]