51312495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{971}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 88833024

約数和(自身を除く): 37520529

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 271, 813, 971, 1355, 2913, 3523, 4065, 4855, 10569, 12623, 14565, 17615, 37869, 52845, 63115, 189345, 263141, 789423, 1315705, 3420833, 3947115, 10262499, 17104165, 51312495]

約数ペア:

[(1, 51312495), (3, 17104165), (5, 10262499), (13, 3947115), (15, 3420833), (39, 1315705), (65, 789423), (195, 263141), (271, 189345), (813, 63115), (971, 52845), (1355, 37869), (2913, 17615), (3523, 14565), (4065, 12623), (4855, 10569)]