312021857

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{727}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 383423040

約数和(自身を除く): 71401183

約数列:

[1, 7, 19, 49, 133, 461, 727, 931, 3227, 5089, 8759, 13813, 22589, 35623, 61313, 96691, 335147, 429191, 676837, 2346029, 6367793, 16422203, 44574551, 312021857]

約数ペア:

[(1, 312021857), (7, 44574551), (19, 16422203), (49, 6367793), (133, 2346029), (461, 676837), (727, 429191), (931, 335147), (3227, 96691), (5089, 61313), (8759, 35623), (13813, 22589)]