488943572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{105649}}^1$

素因数の和:105755

約数の個数: 24

約数和(自身を含む): 931833000

約数和(自身を除く): 442889428

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 105649, 211298, 422596, 1373437, 2746874, 5493748, 9402761, 18805522, 37611044, 122235893, 244471786, 488943572]

約数ペア:

[(1, 488943572), (2, 244471786), (4, 122235893), (13, 37611044), (26, 18805522), (52, 9402761), (89, 5493748), (178, 2746874), (356, 1373437), (1157, 422596), (2314, 211298), (4628, 105649)]