39278135

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 55655424

約数和(自身を除く): 16377289

約数列:

[1, 5, 13, 23, 43, 47, 65, 115, 169, 215, 235, 299, 559, 611, 845, 989, 1081, 1495, 2021, 2795, 3055, 3887, 4945, 5405, 7267, 7943, 10105, 12857, 14053, 19435, 26273, 36335, 39715, 46483, 64285, 70265, 131365, 167141, 182689, 232415, 341549, 604279, 835705, 913445, 1707745, 3021395, 7855627, 39278135]

約数ペア:

[(1, 39278135), (5, 7855627), (13, 3021395), (23, 1707745), (43, 913445), (47, 835705), (65, 604279), (115, 341549), (169, 232415), (215, 182689), (235, 167141), (299, 131365), (559, 70265), (611, 64285), (845, 46483), (989, 39715), (1081, 36335), (1495, 26273), (2021, 19435), (2795, 14053), (3055, 12857), (3887, 10105), (4945, 7943), (5405, 7267)]