131431428

素因数分解:

$2^2\times 3^2\times {\mathrm{1123}}^1\times {\mathrm{3251}}^1$

素因数の和:4384

約数の個数: 36

約数和(自身を含む): 332627568

約数和(自身を除く): 201196140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1123, 2246, 3251, 3369, 4492, 6502, 6738, 9753, 10107, 13004, 13476, 19506, 20214, 29259, 39012, 40428, 58518, 117036, 3650873, 7301746, 10952619, 14603492, 21905238, 32857857, 43810476, 65715714, 131431428]

約数ペア:

[(1, 131431428), (2, 65715714), (3, 43810476), (4, 32857857), (6, 21905238), (9, 14603492), (12, 10952619), (18, 7301746), (36, 3650873), (1123, 117036), (2246, 58518), (3251, 40428), (3369, 39012), (4492, 29259), (6502, 20214), (6738, 19506), (9753, 13476), (10107, 13004)]