628864

素因数分解:

$2^7\times {\mathrm{17}}^3$

素因数の和:65

約数の個数: 32

約数和(自身を含む): 1331100

約数和(自身を除く): 702236

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 289, 544, 578, 1088, 1156, 2176, 2312, 4624, 4913, 9248, 9826, 18496, 19652, 36992, 39304, 78608, 157216, 314432, 628864]

約数ペア:

[(1, 628864), (2, 314432), (4, 157216), (8, 78608), (16, 39304), (17, 36992), (32, 19652), (34, 18496), (64, 9826), (68, 9248), (128, 4913), (136, 4624), (272, 2312), (289, 2176), (544, 1156), (578, 1088)]