91817271

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 165634560

約数和(自身を除く): 73817289

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 213, 273, 497, 639, 819, 923, 1491, 1579, 2769, 4473, 4737, 6461, 8307, 11053, 14211, 19383, 20527, 33159, 58149, 61581, 99477, 112109, 143689, 184743, 336327, 431067, 784763, 1008981, 1293201, 1457417, 2354289, 4372251, 7062867, 10201919, 13116753, 30605757, 91817271]

約数ペア:

[(1, 91817271), (3, 30605757), (7, 13116753), (9, 10201919), (13, 7062867), (21, 4372251), (39, 2354289), (63, 1457417), (71, 1293201), (91, 1008981), (117, 784763), (213, 431067), (273, 336327), (497, 184743), (639, 143689), (819, 112109), (923, 99477), (1491, 61581), (1579, 58149), (2769, 33159), (4473, 20527), (4737, 19383), (6461, 14211), (8307, 11053)]