51840135

素因数分解:

$3^3\times 5^1\times {\mathrm{384001}}^1$

素因数の和:384015

約数の個数: 16

約数和(自身を含む): 92160480

約数和(自身を除く): 40320345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 384001, 1152003, 1920005, 3456009, 5760015, 10368027, 17280045, 51840135]

約数ペア:

[(1, 51840135), (3, 17280045), (5, 10368027), (9, 5760015), (15, 3456009), (27, 1920005), (45, 1152003), (135, 384001)]