40321719

素因数分解:

$3^7\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 61401600

約数和(自身を除く): 21079881

約数列:

[1, 3, 9, 27, 81, 103, 179, 243, 309, 537, 729, 927, 1611, 2187, 2781, 4833, 8343, 14499, 18437, 25029, 43497, 55311, 75087, 130491, 165933, 225261, 391473, 497799, 1493397, 4480191, 13440573, 40321719]

約数ペア:

[(1, 40321719), (3, 13440573), (9, 4480191), (27, 1493397), (81, 497799), (103, 391473), (179, 225261), (243, 165933), (309, 130491), (537, 75087), (729, 55311), (927, 43497), (1611, 25029), (2187, 18437), (2781, 14499), (4833, 8343)]