31396869

素因数分解:

$3^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{587}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 53437440

約数和(自身を除く): 22040571

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 283, 587, 849, 1761, 1981, 2547, 4109, 5283, 5943, 7641, 12327, 15849, 17829, 36981, 53487, 110943, 166121, 498363, 1162847, 1495089, 3488541, 4485267, 10465623, 31396869]

約数ペア:

[(1, 31396869), (3, 10465623), (7, 4485267), (9, 3488541), (21, 1495089), (27, 1162847), (63, 498363), (189, 166121), (283, 110943), (587, 53487), (849, 36981), (1761, 17829), (1981, 15849), (2547, 12327), (4109, 7641), (5283, 5943)]