25123812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{857}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 67267200

約数和(自身を除く): 42143388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 349, 698, 857, 1047, 1396, 1714, 2094, 2443, 2571, 3428, 4188, 4886, 5142, 5999, 7329, 9772, 10284, 11998, 14658, 17997, 23996, 29316, 35994, 71988, 299093, 598186, 897279, 1196372, 1794558, 2093651, 3589116, 4187302, 6280953, 8374604, 12561906, 25123812]

約数ペア:

[(1, 25123812), (2, 12561906), (3, 8374604), (4, 6280953), (6, 4187302), (7, 3589116), (12, 2093651), (14, 1794558), (21, 1196372), (28, 897279), (42, 598186), (84, 299093), (349, 71988), (698, 35994), (857, 29316), (1047, 23996), (1396, 17997), (1714, 14658), (2094, 11998), (2443, 10284), (2571, 9772), (3428, 7329), (4188, 5999), (4886, 5142)]