397431368

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{709}}^1\times {\mathrm{1709}}^1$

素因数の和:2465

約数の個数: 32

約数和(自身を含む): 764883000

約数和(自身を除く): 367451632

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 709, 1418, 1709, 2836, 3418, 5672, 6836, 13672, 29069, 58138, 70069, 116276, 140138, 232552, 280276, 560552, 1211681, 2423362, 4846724, 9693448, 49678921, 99357842, 198715684, 397431368]

約数ペア:

[(1, 397431368), (2, 198715684), (4, 99357842), (8, 49678921), (41, 9693448), (82, 4846724), (164, 2423362), (328, 1211681), (709, 560552), (1418, 280276), (1709, 232552), (2836, 140138), (3418, 116276), (5672, 70069), (6836, 58138), (13672, 29069)]