31023243

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 49135680

約数和(自身を除く): 18112437

約数列:

[1, 3, 9, 27, 29, 47, 81, 87, 141, 261, 281, 423, 783, 843, 1269, 1363, 2349, 2529, 3807, 4089, 7587, 8149, 12267, 13207, 22761, 24447, 36801, 39621, 73341, 110403, 118863, 220023, 356589, 383003, 660069, 1069767, 1149009, 3447027, 10341081, 31023243]

約数ペア:

[(1, 31023243), (3, 10341081), (9, 3447027), (27, 1149009), (29, 1069767), (47, 660069), (81, 383003), (87, 356589), (141, 220023), (261, 118863), (281, 110403), (423, 73341), (783, 39621), (843, 36801), (1269, 24447), (1363, 22761), (2349, 13207), (2529, 12267), (3807, 8149), (4089, 7587)]