31901382

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 70918848

約数和(自身を除く): 39017466

約数列:

[1, 2, 3, 6, 9, 18, 83, 131, 163, 166, 249, 262, 326, 393, 489, 498, 747, 786, 978, 1179, 1467, 1494, 2358, 2934, 10873, 13529, 21353, 21746, 27058, 32619, 40587, 42706, 64059, 65238, 81174, 97857, 121761, 128118, 192177, 195714, 243522, 384354, 1772299, 3544598, 5316897, 10633794, 15950691, 31901382]

約数ペア:

[(1, 31901382), (2, 15950691), (3, 10633794), (6, 5316897), (9, 3544598), (18, 1772299), (83, 384354), (131, 243522), (163, 195714), (166, 192177), (249, 128118), (262, 121761), (326, 97857), (393, 81174), (489, 65238), (498, 64059), (747, 42706), (786, 40587), (978, 32619), (1179, 27058), (1467, 21746), (1494, 21353), (2358, 13529), (2934, 10873)]