391497219

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:601

約数の個数: 40

約数和(自身を含む): 597178560

約数和(自身を除く): 205681341

約数列:

[1, 3, 9, 27, 79, 81, 193, 237, 317, 579, 711, 951, 1737, 2133, 2853, 5211, 6399, 8559, 15247, 15633, 25043, 25677, 45741, 61181, 75129, 137223, 183543, 225387, 411669, 550629, 676161, 1235007, 1651887, 2028483, 4833299, 4955661, 14499897, 43499691, 130499073, 391497219]

約数ペア:

[(1, 391497219), (3, 130499073), (9, 43499691), (27, 14499897), (79, 4955661), (81, 4833299), (193, 2028483), (237, 1651887), (317, 1235007), (579, 676161), (711, 550629), (951, 411669), (1737, 225387), (2133, 183543), (2853, 137223), (5211, 75129), (6399, 61181), (8559, 45741), (15247, 25677), (15633, 25043)]