65224718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 108319680

約数和(自身を除く): 43094962

約数列:

[1, 2, 13, 26, 71, 89, 142, 178, 397, 794, 923, 1157, 1846, 2314, 5161, 6319, 10322, 12638, 28187, 35333, 56374, 70666, 82147, 164294, 366431, 459329, 732862, 918658, 2508643, 5017286, 32612359, 65224718]

約数ペア:

[(1, 65224718), (2, 32612359), (13, 5017286), (26, 2508643), (71, 918658), (89, 732862), (142, 459329), (178, 366431), (397, 164294), (794, 82147), (923, 70666), (1157, 56374), (1846, 35333), (2314, 28187), (5161, 12638), (6319, 10322)]