176872005

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6151}}^1$

素因数の和:6239

約数の個数: 40

約数和(自身を含む): 321577344

約数和(自身を除く): 144705339

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 6151, 9585, 18453, 28755, 30755, 55359, 92265, 166077, 276795, 436721, 498231, 830385, 1310163, 2183605, 2491155, 3930489, 6550815, 11791467, 19652445, 35374401, 58957335, 176872005]

約数ペア:

[(1, 176872005), (3, 58957335), (5, 35374401), (9, 19652445), (15, 11791467), (27, 6550815), (45, 3930489), (71, 2491155), (81, 2183605), (135, 1310163), (213, 830385), (355, 498231), (405, 436721), (639, 276795), (1065, 166077), (1917, 92265), (3195, 55359), (5751, 30755), (6151, 28755), (9585, 18453)]