138244490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{929}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 260340480

約数和(自身を除く): 122095990

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 647, 929, 1294, 1858, 3235, 4645, 6470, 9290, 14881, 21367, 29762, 42734, 74405, 106835, 148810, 213670, 601063, 1202126, 3005315, 6010630, 13824449, 27648898, 69122245, 138244490]

約数ペア:

[(1, 138244490), (2, 69122245), (5, 27648898), (10, 13824449), (23, 6010630), (46, 3005315), (115, 1202126), (230, 601063), (647, 213670), (929, 148810), (1294, 106835), (1858, 74405), (3235, 42734), (4645, 29762), (6470, 21367), (9290, 14881)]