81972465

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{116273}}^1$

素因数の和:116328

約数の個数: 16

約数和(自身を含む): 133947648

約数和(自身を除く): 51975183

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 116273, 348819, 581365, 1744095, 5464831, 16394493, 27324155, 81972465]

約数ペア:

[(1, 81972465), (3, 27324155), (5, 16394493), (15, 5464831), (47, 1744095), (141, 581365), (235, 348819), (705, 116273)]