208767572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 406018704

約数和(自身を除く): 197251132

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 181, 362, 533, 541, 724, 1066, 1082, 2132, 2164, 2353, 4706, 7033, 7421, 9412, 14066, 14842, 22181, 28132, 29684, 44362, 88724, 96473, 97921, 192946, 195842, 288353, 385892, 391684, 576706, 1153412, 1272973, 2545946, 4014761, 5091892, 8029522, 16059044, 52191893, 104383786, 208767572]

約数ペア:

[(1, 208767572), (2, 104383786), (4, 52191893), (13, 16059044), (26, 8029522), (41, 5091892), (52, 4014761), (82, 2545946), (164, 1272973), (181, 1153412), (362, 576706), (533, 391684), (541, 385892), (724, 288353), (1066, 195842), (1082, 192946), (2132, 97921), (2164, 96473), (2353, 88724), (4706, 44362), (7033, 29684), (7421, 28132), (9412, 22181), (14066, 14842)]