127968819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2459}}^1$

素因数の和:2575

約数の個数: 32

約数和(自身を含む): 198374400

約数和(自身を除く): 70405581

約数列:

[1, 3, 11, 19, 33, 57, 83, 209, 249, 627, 913, 1577, 2459, 2739, 4731, 7377, 17347, 27049, 46721, 52041, 81147, 140163, 204097, 513931, 612291, 1541793, 2245067, 3877843, 6735201, 11633529, 42656273, 127968819]

約数ペア:

[(1, 127968819), (3, 42656273), (11, 11633529), (19, 6735201), (33, 3877843), (57, 2245067), (83, 1541793), (209, 612291), (249, 513931), (627, 204097), (913, 140163), (1577, 81147), (2459, 52041), (2739, 46721), (4731, 27049), (7377, 17347)]