201241989

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 60

約数和(自身を含む): 332233572

約数和(自身を除く): 130991583

約数列:

[1, 3, 9, 13, 27, 39, 61, 81, 117, 169, 183, 241, 351, 507, 549, 723, 793, 1053, 1521, 1647, 2169, 2379, 3133, 4563, 4941, 6507, 7137, 9399, 10309, 13689, 14701, 19521, 21411, 28197, 30927, 40729, 44103, 64233, 84591, 92781, 122187, 132309, 191113, 253773, 278343, 366561, 396927, 573339, 835029, 1099683, 1190781, 1720017, 2484469, 3299049, 5160051, 7453407, 15480153, 22360221, 67080663, 201241989]

約数ペア:

[(1, 201241989), (3, 67080663), (9, 22360221), (13, 15480153), (27, 7453407), (39, 5160051), (61, 3299049), (81, 2484469), (117, 1720017), (169, 1190781), (183, 1099683), (241, 835029), (351, 573339), (507, 396927), (549, 366561), (723, 278343), (793, 253773), (1053, 191113), (1521, 132309), (1647, 122187), (2169, 92781), (2379, 84591), (3133, 64233), (4563, 44103), (4941, 40729), (6507, 30927), (7137, 28197), (9399, 21411), (10309, 19521), (13689, 14701)]