391988208

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{199181}}^1$

素因数の和:199233

約数の個数: 40

約数和(自身を含む): 1037339856

約数和(自身を除く): 645351648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 199181, 398362, 597543, 796724, 1195086, 1593448, 2390172, 3186896, 4780344, 8166421, 9560688, 16332842, 24499263, 32665684, 48998526, 65331368, 97997052, 130662736, 195994104, 391988208]

約数ペア:

[(1, 391988208), (2, 195994104), (3, 130662736), (4, 97997052), (6, 65331368), (8, 48998526), (12, 32665684), (16, 24499263), (24, 16332842), (41, 9560688), (48, 8166421), (82, 4780344), (123, 3186896), (164, 2390172), (246, 1593448), (328, 1195086), (492, 796724), (656, 597543), (984, 398362), (1968, 199181)]