286939471

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 362880000

約数和(自身を除く): 75940529

約数列:

[1, 7, 13, 71, 89, 91, 497, 499, 623, 923, 1157, 3493, 6319, 6461, 6487, 8099, 35429, 44233, 44411, 45409, 82147, 248003, 310877, 460577, 575029, 577343, 3153181, 3224039, 4041401, 22072267, 40991353, 286939471]

約数ペア:

[(1, 286939471), (7, 40991353), (13, 22072267), (71, 4041401), (89, 3224039), (91, 3153181), (497, 577343), (499, 575029), (623, 460577), (923, 310877), (1157, 248003), (3493, 82147), (6319, 45409), (6461, 44411), (6487, 44233), (8099, 35429)]