201966245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 267805440

約数和(自身を除く): 65839195

約数列:

[1, 5, 13, 65, 71, 107, 355, 409, 535, 923, 1391, 2045, 4615, 5317, 6955, 7597, 26585, 29039, 37985, 43763, 98761, 145195, 218815, 377507, 493805, 568919, 1887535, 2844595, 3107173, 15535865, 40393249, 201966245]

約数ペア:

[(1, 201966245), (5, 40393249), (13, 15535865), (65, 3107173), (71, 2844595), (107, 1887535), (355, 568919), (409, 493805), (535, 377507), (923, 218815), (1391, 145195), (2045, 98761), (4615, 43763), (5317, 37985), (6955, 29039), (7597, 26585)]