140894404

素因数分解:

$2^2\times 7^2\times {\mathrm{449}}^1\times {\mathrm{1601}}^1$

素因数の和:2068

約数の個数: 36

約数和(自身を含む): 287639100

約数和(自身を除く): 146744696

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 449, 898, 1601, 1796, 3143, 3202, 6286, 6404, 11207, 12572, 22001, 22414, 44002, 44828, 78449, 88004, 156898, 313796, 718849, 1437698, 2875396, 5031943, 10063886, 20127772, 35223601, 70447202, 140894404]

約数ペア:

[(1, 140894404), (2, 70447202), (4, 35223601), (7, 20127772), (14, 10063886), (28, 5031943), (49, 2875396), (98, 1437698), (196, 718849), (449, 313796), (898, 156898), (1601, 88004), (1796, 78449), (3143, 44828), (3202, 44002), (6286, 22414), (6404, 22001), (11207, 12572)]