12435709

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 16128000

約数和(自身を除く): 3692291

約数列:

[1, 11, 13, 19, 23, 143, 199, 209, 247, 253, 299, 437, 2189, 2587, 2717, 3289, 3781, 4577, 4807, 5681, 28457, 41591, 49153, 50347, 59501, 62491, 86963, 540683, 654511, 956593, 1130519, 12435709]

約数ペア:

[(1, 12435709), (11, 1130519), (13, 956593), (19, 654511), (23, 540683), (143, 86963), (199, 62491), (209, 59501), (247, 50347), (253, 49153), (299, 41591), (437, 28457), (2189, 5681), (2587, 4807), (2717, 4577), (3289, 3781)]