16944655

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 25288704

約数和(自身を除く): 8344049

約数列:

[1, 5, 7, 13, 35, 65, 91, 167, 223, 455, 835, 1115, 1169, 1561, 2171, 2899, 5845, 7805, 10855, 14495, 15197, 20293, 37241, 75985, 101465, 186205, 260687, 484133, 1303435, 2420665, 3388931, 16944655]

約数ペア:

[(1, 16944655), (5, 3388931), (7, 2420665), (13, 1303435), (35, 484133), (65, 260687), (91, 186205), (167, 101465), (223, 75985), (455, 37241), (835, 20293), (1115, 15197), (1169, 14495), (1561, 10855), (2171, 7805), (2899, 5845)]