1394816

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 2946780

約数和(自身を除く): 1551964

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 641, 1088, 1282, 2176, 2564, 5128, 10256, 10897, 20512, 21794, 41024, 43588, 82048, 87176, 174352, 348704, 697408, 1394816]

約数ペア:

[(1, 1394816), (2, 697408), (4, 348704), (8, 174352), (16, 87176), (17, 82048), (32, 43588), (34, 41024), (64, 21794), (68, 20512), (128, 10897), (136, 10256), (272, 5128), (544, 2564), (641, 2176), (1088, 1282)]