31417305

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{727}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 52276224

約数和(自身を除く): 20858919

約数列:

[1, 3, 5, 15, 43, 67, 129, 201, 215, 335, 645, 727, 1005, 2181, 2881, 3635, 8643, 10905, 14405, 31261, 43215, 48709, 93783, 146127, 156305, 243545, 468915, 730635, 2094487, 6283461, 10472435, 31417305]

約数ペア:

[(1, 31417305), (3, 10472435), (5, 6283461), (15, 2094487), (43, 730635), (67, 468915), (129, 243545), (201, 156305), (215, 146127), (335, 93783), (645, 48709), (727, 43215), (1005, 31261), (2181, 14405), (2881, 10905), (3635, 8643)]