129138002

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1997}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 230169600

約数和(自身を除く): 101031598

約数列:

[1, 2, 7, 14, 31, 62, 149, 217, 298, 434, 1043, 1997, 2086, 3994, 4619, 9238, 13979, 27958, 32333, 61907, 64666, 123814, 297553, 433349, 595106, 866698, 2082871, 4165742, 9224143, 18448286, 64569001, 129138002]

約数ペア:

[(1, 129138002), (2, 64569001), (7, 18448286), (14, 9224143), (31, 4165742), (62, 2082871), (149, 866698), (217, 595106), (298, 433349), (434, 297553), (1043, 123814), (1997, 64666), (2086, 61907), (3994, 32333), (4619, 27958), (9238, 13979)]