208045395

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{35839}}^1$

素因数の和:35896

約数の個数: 32

約数和(自身を含む): 378470400

約数和(自身を除く): 170425005

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 35839, 107517, 179195, 322551, 537585, 967653, 1541077, 1612755, 4623231, 4838265, 7705385, 13869693, 23116155, 41609079, 69348465, 208045395]

約数ペア:

[(1, 208045395), (3, 69348465), (5, 41609079), (9, 23116155), (15, 13869693), (27, 7705385), (43, 4838265), (45, 4623231), (129, 1612755), (135, 1541077), (215, 967653), (387, 537585), (645, 322551), (1161, 179195), (1935, 107517), (5805, 35839)]