90140407

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{3301}}^1$

素因数の和:3438

約数の個数: 16

約数和(自身を含む): 106509312

約数和(自身を除く): 16368905

約数列:

[1, 7, 47, 83, 329, 581, 3301, 3901, 23107, 27307, 155147, 273983, 1086029, 1917881, 12877201, 90140407]

約数ペア:

[(1, 90140407), (7, 12877201), (47, 1917881), (83, 1086029), (329, 273983), (581, 155147), (3301, 27307), (3901, 23107)]