213366951

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 361670400

約数和(自身を除く): 148303449

約数列:

[1, 3, 7, 9, 21, 59, 63, 137, 177, 411, 413, 419, 531, 959, 1233, 1239, 1257, 2877, 2933, 3717, 3771, 8083, 8631, 8799, 24249, 24721, 26397, 56581, 57403, 72747, 74163, 169743, 172209, 173047, 222489, 401821, 509229, 516627, 519141, 1205463, 1557423, 3386777, 3616389, 10160331, 23707439, 30480993, 71122317, 213366951]

約数ペア:

[(1, 213366951), (3, 71122317), (7, 30480993), (9, 23707439), (21, 10160331), (59, 3616389), (63, 3386777), (137, 1557423), (177, 1205463), (411, 519141), (413, 516627), (419, 509229), (531, 401821), (959, 222489), (1233, 173047), (1239, 172209), (1257, 169743), (2877, 74163), (2933, 72747), (3717, 57403), (3771, 56581), (8083, 26397), (8631, 24721), (8799, 24249)]