138779858

素因数分解:

$2^1\times 7^3\times {\mathrm{101}}^1\times {\mathrm{2003}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 245289600

約数和(自身を除く): 106509742

約数列:

[1, 2, 7, 14, 49, 98, 101, 202, 343, 686, 707, 1414, 2003, 4006, 4949, 9898, 14021, 28042, 34643, 69286, 98147, 196294, 202303, 404606, 687029, 1374058, 1416121, 2832242, 9912847, 19825694, 69389929, 138779858]

約数ペア:

[(1, 138779858), (2, 69389929), (7, 19825694), (14, 9912847), (49, 2832242), (98, 1416121), (101, 1374058), (202, 687029), (343, 404606), (686, 202303), (707, 196294), (1414, 98147), (2003, 69286), (4006, 34643), (4949, 28042), (9898, 14021)]