156728593

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 196542720

約数和(自身を除く): 39814127

約数列:

[1, 7, 17, 43, 109, 119, 281, 301, 731, 763, 1853, 1967, 4687, 4777, 5117, 12083, 12971, 30629, 32809, 33439, 79679, 84581, 205411, 214403, 520693, 557753, 1317047, 1437877, 3644851, 9219329, 22389799, 156728593]

約数ペア:

[(1, 156728593), (7, 22389799), (17, 9219329), (43, 3644851), (109, 1437877), (119, 1317047), (281, 557753), (301, 520693), (731, 214403), (763, 205411), (1853, 84581), (1967, 79679), (4687, 33439), (4777, 32809), (5117, 30629), (12083, 12971)]