13240728

素因数分解:

$2^3\times 3^2\times {\mathrm{173}}^1\times {\mathrm{1063}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 36101520

約数和(自身を除く): 22860792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 173, 346, 519, 692, 1038, 1063, 1384, 1557, 2076, 2126, 3114, 3189, 4152, 4252, 6228, 6378, 8504, 9567, 12456, 12756, 19134, 25512, 38268, 76536, 183899, 367798, 551697, 735596, 1103394, 1471192, 1655091, 2206788, 3310182, 4413576, 6620364, 13240728]

約数ペア:

[(1, 13240728), (2, 6620364), (3, 4413576), (4, 3310182), (6, 2206788), (8, 1655091), (9, 1471192), (12, 1103394), (18, 735596), (24, 551697), (36, 367798), (72, 183899), (173, 76536), (346, 38268), (519, 25512), (692, 19134), (1038, 12756), (1063, 12456), (1384, 9567), (1557, 8504), (2076, 6378), (2126, 6228), (3114, 4252), (3189, 4152)]