91820939

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 116152320

約数和(自身を除く): 24331381

約数列:

[1, 7, 19, 37, 47, 133, 259, 329, 397, 703, 893, 1739, 2779, 4921, 6251, 7543, 12173, 14689, 18659, 33041, 52801, 102823, 130613, 231287, 279091, 354521, 690383, 1953637, 2481647, 4832681, 13117277, 91820939]

約数ペア:

[(1, 91820939), (7, 13117277), (19, 4832681), (37, 2481647), (47, 1953637), (133, 690383), (259, 354521), (329, 279091), (397, 231287), (703, 130613), (893, 102823), (1739, 52801), (2779, 33041), (4921, 18659), (6251, 14689), (7543, 12173)]