17571268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 38737440

約数和(自身を除く): 21166172

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 139, 143, 169, 187, 221, 278, 286, 338, 374, 442, 556, 572, 676, 748, 884, 1529, 1807, 1859, 2363, 2431, 2873, 3058, 3614, 3718, 4726, 4862, 5746, 6116, 7228, 7436, 9452, 9724, 11492, 19877, 23491, 25993, 30719, 31603, 39754, 46982, 51986, 61438, 63206, 79508, 93964, 103972, 122876, 126412, 258401, 337909, 399347, 516802, 675818, 798694, 1033604, 1351636, 1597388, 4392817, 8785634, 17571268]

約数ペア:

[(1, 17571268), (2, 8785634), (4, 4392817), (11, 1597388), (13, 1351636), (17, 1033604), (22, 798694), (26, 675818), (34, 516802), (44, 399347), (52, 337909), (68, 258401), (139, 126412), (143, 122876), (169, 103972), (187, 93964), (221, 79508), (278, 63206), (286, 61438), (338, 51986), (374, 46982), (442, 39754), (556, 31603), (572, 30719), (676, 25993), (748, 23491), (884, 19877), (1529, 11492), (1807, 9724), (1859, 9452), (2363, 7436), (2431, 7228), (2873, 6116), (3058, 5746), (3614, 4862), (3718, 4726)]