447237

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 765440

約数和(自身を除く): 318203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 229, 279, 651, 687, 1603, 1953, 2061, 4809, 7099, 14427, 21297, 49693, 63891, 149079, 447237]

約数ペア:

[(1, 447237), (3, 149079), (7, 63891), (9, 49693), (21, 21297), (31, 14427), (63, 7099), (93, 4809), (217, 2061), (229, 1953), (279, 1603), (651, 687)]