208682656

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71663}}^1$

素因数の和:71693

約数の個数: 48

約数和(自身を含む): 505661184

約数和(自身を除く): 296978528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 71663, 143326, 286652, 501641, 573304, 931619, 1003282, 1146608, 1863238, 2006564, 2293216, 3726476, 4013128, 6521333, 7452952, 8026256, 13042666, 14905904, 16052512, 26085332, 29811808, 52170664, 104341328, 208682656]

約数ペア:

[(1, 208682656), (2, 104341328), (4, 52170664), (7, 29811808), (8, 26085332), (13, 16052512), (14, 14905904), (16, 13042666), (26, 8026256), (28, 7452952), (32, 6521333), (52, 4013128), (56, 3726476), (91, 2293216), (104, 2006564), (112, 1863238), (182, 1146608), (208, 1003282), (224, 931619), (364, 573304), (416, 501641), (728, 286652), (1456, 143326), (2912, 71663)]