388637408

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{3947}}^1$

素因数の和:4155

約数の個数: 48

約数和(自身を含む): 814819824

約数和(自身を除く): 426182416

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 181, 272, 362, 544, 724, 1448, 2896, 3077, 3947, 5792, 6154, 7894, 12308, 15788, 24616, 31576, 49232, 63152, 67099, 98464, 126304, 134198, 268396, 536792, 714407, 1073584, 1428814, 2147168, 2857628, 5715256, 11430512, 12144919, 22861024, 24289838, 48579676, 97159352, 194318704, 388637408]

約数ペア:

[(1, 388637408), (2, 194318704), (4, 97159352), (8, 48579676), (16, 24289838), (17, 22861024), (32, 12144919), (34, 11430512), (68, 5715256), (136, 2857628), (181, 2147168), (272, 1428814), (362, 1073584), (544, 714407), (724, 536792), (1448, 268396), (2896, 134198), (3077, 126304), (3947, 98464), (5792, 67099), (6154, 63152), (7894, 49232), (12308, 31576), (15788, 24616)]