38902171

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 52005888

約数和(自身を除く): 13103717

約数列:

[1, 7, 11, 17, 77, 113, 119, 187, 263, 791, 1243, 1309, 1841, 1921, 2893, 4471, 8701, 13447, 20251, 21131, 29719, 31297, 49181, 147917, 208033, 326909, 344267, 505223, 2288363, 3536561, 5557453, 38902171]

約数ペア:

[(1, 38902171), (7, 5557453), (11, 3536561), (17, 2288363), (77, 505223), (113, 344267), (119, 326909), (187, 208033), (263, 147917), (791, 49181), (1243, 31297), (1309, 29719), (1841, 21131), (1921, 20251), (2893, 13447), (4471, 8701)]