131030379

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1249

約数の個数: 40

約数和(自身を含む): 207775392

約数和(自身を除く): 76745013

約数列:

[1, 3, 9, 23, 27, 61, 69, 81, 183, 207, 549, 621, 1153, 1403, 1647, 1863, 3459, 4209, 4941, 10377, 12627, 26519, 31131, 37881, 70333, 79557, 93393, 113643, 210999, 238671, 632997, 716013, 1617659, 1898991, 2148039, 4852977, 5696973, 14558931, 43676793, 131030379]

約数ペア:

[(1, 131030379), (3, 43676793), (9, 14558931), (23, 5696973), (27, 4852977), (61, 2148039), (69, 1898991), (81, 1617659), (183, 716013), (207, 632997), (549, 238671), (621, 210999), (1153, 113643), (1403, 93393), (1647, 79557), (1863, 70333), (3459, 37881), (4209, 31131), (4941, 26519), (10377, 12627)]