57647331

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 99590400

約数和(自身を除く): 41943069

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 139, 203, 227, 261, 417, 609, 681, 973, 1251, 1589, 1827, 2043, 2919, 4031, 4767, 6583, 8757, 12093, 14301, 19749, 28217, 31553, 36279, 46081, 59247, 84651, 94659, 138243, 220871, 253953, 283977, 414729, 662613, 915037, 1987839, 2745111, 6405259, 8235333, 19215777, 57647331]

約数ペア:

[(1, 57647331), (3, 19215777), (7, 8235333), (9, 6405259), (21, 2745111), (29, 1987839), (63, 915037), (87, 662613), (139, 414729), (203, 283977), (227, 253953), (261, 220871), (417, 138243), (609, 94659), (681, 84651), (973, 59247), (1251, 46081), (1589, 36279), (1827, 31553), (2043, 28217), (2919, 19749), (4031, 14301), (4767, 12093), (6583, 8757)]