397910942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{367}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 747823104

約数和(自身を除く): 349912162

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 223, 286, 367, 374, 442, 446, 734, 2431, 2453, 2899, 3791, 4037, 4771, 4862, 4906, 5798, 6239, 7582, 8074, 9542, 12478, 31889, 41701, 49283, 52481, 63778, 68629, 81107, 81841, 83402, 98566, 104962, 137258, 162214, 163682, 542113, 892177, 900251, 1063933, 1084226, 1391297, 1784354, 1800502, 2127866, 2782594, 11703263, 15304267, 18086861, 23406526, 30608534, 36173722, 198955471, 397910942]

約数ペア:

[(1, 397910942), (2, 198955471), (11, 36173722), (13, 30608534), (17, 23406526), (22, 18086861), (26, 15304267), (34, 11703263), (143, 2782594), (187, 2127866), (221, 1800502), (223, 1784354), (286, 1391297), (367, 1084226), (374, 1063933), (442, 900251), (446, 892177), (734, 542113), (2431, 163682), (2453, 162214), (2899, 137258), (3791, 104962), (4037, 98566), (4771, 83402), (4862, 81841), (4906, 81107), (5798, 68629), (6239, 63778), (7582, 52481), (8074, 49283), (9542, 41701), (12478, 31889)]