2690728803

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{908723}}^1$

素因数の和:908783

約数の個数: 24

約数和(自身を含む): 4536350208

約数和(自身を除く): 1845621405

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 908723, 2726169, 6361061, 8178507, 19083183, 42709981, 57249549, 128129943, 298969867, 384389829, 896909601, 2690728803]

約数ペア:

[(1, 2690728803), (3, 896909601), (7, 384389829), (9, 298969867), (21, 128129943), (47, 57249549), (63, 42709981), (141, 19083183), (329, 8178507), (423, 6361061), (987, 2726169), (2961, 908723)]