318272812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1291}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 656377344

約数和(自身を除く): 338104532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 431, 572, 862, 1291, 1724, 2582, 4741, 5164, 5603, 9482, 11206, 14201, 16783, 18964, 22412, 28402, 33566, 56804, 61633, 67132, 123266, 184613, 246532, 369226, 556421, 738452, 1112842, 2225684, 6120631, 7233473, 12241262, 14466946, 24482524, 28933892, 79568203, 159136406, 318272812]

約数ペア:

[(1, 318272812), (2, 159136406), (4, 79568203), (11, 28933892), (13, 24482524), (22, 14466946), (26, 12241262), (44, 7233473), (52, 6120631), (143, 2225684), (286, 1112842), (431, 738452), (572, 556421), (862, 369226), (1291, 246532), (1724, 184613), (2582, 123266), (4741, 67132), (5164, 61633), (5603, 56804), (9482, 33566), (11206, 28402), (14201, 22412), (16783, 18964)]