858039

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 1436400

約数和(自身を除く): 578361

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 449, 637, 1347, 1911, 3143, 5837, 9429, 17511, 22001, 40859, 66003, 122577, 286013, 858039]

約数ペア:

[(1, 858039), (3, 286013), (7, 122577), (13, 66003), (21, 40859), (39, 22001), (49, 17511), (91, 9429), (147, 5837), (273, 3143), (449, 1911), (637, 1347)]