31235679

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 48729600

約数和(自身を除く): 17493921

約数列:

[1, 3, 9, 23, 27, 69, 179, 207, 281, 537, 621, 843, 1611, 2529, 4117, 4833, 6463, 7587, 12351, 19389, 37053, 50299, 58167, 111159, 150897, 174501, 452691, 1156877, 1358073, 3470631, 10411893, 31235679]

約数ペア:

[(1, 31235679), (3, 10411893), (9, 3470631), (23, 1358073), (27, 1156877), (69, 452691), (179, 174501), (207, 150897), (281, 111159), (537, 58167), (621, 50299), (843, 37053), (1611, 19389), (2529, 12351), (4117, 7587), (4833, 6463)]