13200715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{617}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 17353440

約数和(自身を除く): 4152725

約数列:

[1, 5, 11, 55, 389, 617, 1945, 3085, 4279, 6787, 21395, 33935, 240013, 1200065, 2640143, 13200715]

約数ペア:

[(1, 13200715), (5, 2640143), (11, 1200065), (55, 240013), (389, 33935), (617, 21395), (1945, 6787), (3085, 4279)]