12690795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 22063104

約数和(自身を除く): 9372309

約数列:

[1, 3, 5, 13, 15, 39, 65, 151, 195, 431, 453, 755, 1293, 1963, 2155, 2265, 5603, 5889, 6465, 9815, 16809, 28015, 29445, 65081, 84045, 195243, 325405, 846053, 976215, 2538159, 4230265, 12690795]

約数ペア:

[(1, 12690795), (3, 4230265), (5, 2538159), (13, 976215), (15, 846053), (39, 325405), (65, 195243), (151, 84045), (195, 65081), (431, 29445), (453, 28015), (755, 16809), (1293, 9815), (1963, 6465), (2155, 5889), (2265, 5603)]