71468085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21559}}^1$

素因数の和:21597

約数の個数: 32

約数和(自身を含む): 130394880

約数和(自身を除く): 58926795

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 21559, 64677, 107795, 280267, 323385, 366503, 840801, 1099509, 1401335, 1832515, 4204005, 4764539, 5497545, 14293617, 23822695, 71468085]

約数ペア:

[(1, 71468085), (3, 23822695), (5, 14293617), (13, 5497545), (15, 4764539), (17, 4204005), (39, 1832515), (51, 1401335), (65, 1099509), (85, 840801), (195, 366503), (221, 323385), (255, 280267), (663, 107795), (1105, 64677), (3315, 21559)]