12513955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 17138304

約数和(自身を除く): 4624349

約数列:

[1, 5, 17, 23, 37, 85, 115, 173, 185, 391, 629, 851, 865, 1955, 2941, 3145, 3979, 4255, 6401, 14467, 14705, 19895, 32005, 67643, 72335, 108817, 147223, 338215, 544085, 736115, 2502791, 12513955]

約数ペア:

[(1, 12513955), (5, 2502791), (17, 736115), (23, 544085), (37, 338215), (85, 147223), (115, 108817), (173, 72335), (185, 67643), (391, 32005), (629, 19895), (851, 14705), (865, 14467), (1955, 6401), (2941, 4255), (3145, 3979)]