138788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 278712

約数和(自身を除く): 139924

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 157, 221, 314, 442, 628, 884, 2041, 2669, 4082, 5338, 8164, 10676, 34697, 69394, 138788]

約数ペア:

[(1, 138788), (2, 69394), (4, 34697), (13, 10676), (17, 8164), (26, 5338), (34, 4082), (52, 2669), (68, 2041), (157, 884), (221, 628), (314, 442)]