290469738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{36871}}^1$

素因数の和:36990

約数の個数: 32

約数和(自身を含む): 631838592

約数和(自身を除く): 341368854

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2626, 3939, 7878, 36871, 73742, 110613, 221226, 479323, 958646, 1437969, 2875938, 3723971, 7447942, 11171913, 22343826, 48411623, 96823246, 145234869, 290469738]

約数ペア:

[(1, 290469738), (2, 145234869), (3, 96823246), (6, 48411623), (13, 22343826), (26, 11171913), (39, 7447942), (78, 3723971), (101, 2875938), (202, 1437969), (303, 958646), (606, 479323), (1313, 221226), (2626, 110613), (3939, 73742), (7878, 36871)]