208065256

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{128119}}^1$

素因数の和:128161

約数の個数: 32

約数和(自身を含む): 461232000

約数和(自身を除く): 253166744

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 128119, 256238, 512476, 896833, 1024952, 1793666, 3587332, 3715451, 7174664, 7430902, 14861804, 26008157, 29723608, 52016314, 104032628, 208065256]

約数ペア:

[(1, 208065256), (2, 104032628), (4, 52016314), (7, 29723608), (8, 26008157), (14, 14861804), (28, 7430902), (29, 7174664), (56, 3715451), (58, 3587332), (116, 1793666), (203, 1024952), (232, 896833), (406, 512476), (812, 256238), (1624, 128119)]