91897785

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:683

約数の個数: 72

約数和(自身を含む): 188225856

約数和(自身を除く): 96328071

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 71, 105, 147, 213, 245, 315, 355, 441, 497, 587, 639, 735, 1065, 1491, 1761, 2205, 2485, 2935, 3195, 3479, 4109, 4473, 5283, 7455, 8805, 10437, 12327, 17395, 20545, 22365, 26415, 28763, 31311, 36981, 41677, 52185, 61635, 86289, 125031, 143815, 156555, 184905, 208385, 258867, 291739, 375093, 431445, 625155, 875217, 1294335, 1458695, 1875465, 2042173, 2625651, 4376085, 6126519, 10210865, 13128255, 18379557, 30632595, 91897785]

約数ペア:

[(1, 91897785), (3, 30632595), (5, 18379557), (7, 13128255), (9, 10210865), (15, 6126519), (21, 4376085), (35, 2625651), (45, 2042173), (49, 1875465), (63, 1458695), (71, 1294335), (105, 875217), (147, 625155), (213, 431445), (245, 375093), (315, 291739), (355, 258867), (441, 208385), (497, 184905), (587, 156555), (639, 143815), (735, 125031), (1065, 86289), (1491, 61635), (1761, 52185), (2205, 41677), (2485, 36981), (2935, 31311), (3195, 28763), (3479, 26415), (4109, 22365), (4473, 20545), (5283, 17395), (7455, 12327), (8805, 10437)]