15888726

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2683}}^1$

素因数の和:2745

約数の個数: 48

約数和(自身を含む): 40195584

約数和(自身を除く): 24306858

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2683, 2961, 5366, 5922, 8049, 16098, 18781, 24147, 37562, 48294, 56343, 112686, 126101, 169029, 252202, 338058, 378303, 756606, 882707, 1134909, 1765414, 2269818, 2648121, 5296242, 7944363, 15888726]

約数ペア:

[(1, 15888726), (2, 7944363), (3, 5296242), (6, 2648121), (7, 2269818), (9, 1765414), (14, 1134909), (18, 882707), (21, 756606), (42, 378303), (47, 338058), (63, 252202), (94, 169029), (126, 126101), (141, 112686), (282, 56343), (329, 48294), (423, 37562), (658, 24147), (846, 18781), (987, 16098), (1974, 8049), (2683, 5922), (2961, 5366)]