12517945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 17233920

約数和(自身を除く): 4715975

約数列:

[1, 5, 11, 43, 55, 67, 79, 215, 335, 395, 473, 737, 869, 2365, 2881, 3397, 3685, 4345, 5293, 14405, 16985, 26465, 31691, 37367, 58223, 158455, 186835, 227599, 291115, 1137995, 2503589, 12517945]

約数ペア:

[(1, 12517945), (5, 2503589), (11, 1137995), (43, 291115), (55, 227599), (67, 186835), (79, 158455), (215, 58223), (335, 37367), (395, 31691), (473, 26465), (737, 16985), (869, 14405), (2365, 5293), (2881, 4345), (3397, 3685)]