25221087

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 36

約数和(自身を含む): 39508560

約数和(自身を除く): 14287473

約数列:

[1, 3, 9, 23, 37, 69, 89, 111, 207, 267, 333, 801, 851, 1369, 2047, 2553, 3293, 4107, 6141, 7659, 9879, 12321, 18423, 29637, 31487, 75739, 94461, 121841, 227217, 283383, 365523, 681651, 1096569, 2802343, 8407029, 25221087]

約数ペア:

[(1, 25221087), (3, 8407029), (9, 2802343), (23, 1096569), (37, 681651), (69, 365523), (89, 283383), (111, 227217), (207, 121841), (267, 94461), (333, 75739), (801, 31487), (851, 29637), (1369, 18423), (2047, 12321), (2553, 9879), (3293, 7659), (4107, 6141)]