201908735

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2621}}^1$

素因数の和:2735

約数の個数: 32

約数和(自身を含む): 289972224

約数和(自身を除く): 88063489

約数列:

[1, 5, 7, 31, 35, 71, 155, 217, 355, 497, 1085, 2201, 2485, 2621, 11005, 13105, 15407, 18347, 77035, 81251, 91735, 186091, 406255, 568757, 930455, 1302637, 2843785, 5768821, 6513185, 28844105, 40381747, 201908735]

約数ペア:

[(1, 201908735), (5, 40381747), (7, 28844105), (31, 6513185), (35, 5768821), (71, 2843785), (155, 1302637), (217, 930455), (355, 568757), (497, 406255), (1085, 186091), (2201, 91735), (2485, 81251), (2621, 77035), (11005, 18347), (13105, 15407)]