261782014

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1571}}^1$

素因数の和:1645

約数の個数: 48

約数和(自身を含む): 466035120

約数和(自身を除く): 204253106

約数列:

[1, 2, 13, 17, 26, 29, 34, 58, 169, 221, 338, 377, 442, 493, 754, 986, 1571, 2873, 3142, 4901, 5746, 6409, 9802, 12818, 20423, 26707, 40846, 45559, 53414, 83317, 91118, 166634, 265499, 347191, 530998, 592267, 694382, 774503, 1184534, 1549006, 4513483, 7699471, 9026966, 10068539, 15398942, 20137078, 130891007, 261782014]

約数ペア:

[(1, 261782014), (2, 130891007), (13, 20137078), (17, 15398942), (26, 10068539), (29, 9026966), (34, 7699471), (58, 4513483), (169, 1549006), (221, 1184534), (338, 774503), (377, 694382), (442, 592267), (493, 530998), (754, 347191), (986, 265499), (1571, 166634), (2873, 91118), (3142, 83317), (4901, 53414), (5746, 45559), (6409, 40846), (9802, 26707), (12818, 20423)]