13135985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^2$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 17505720

約数和(自身を除く): 4369735

約数列:

[1, 5, 17, 29, 73, 85, 145, 365, 493, 1241, 2117, 2465, 5329, 6205, 10585, 26645, 35989, 90593, 154541, 179945, 452965, 772705, 2627197, 13135985]

約数ペア:

[(1, 13135985), (5, 2627197), (17, 772705), (29, 452965), (73, 179945), (85, 154541), (145, 90593), (365, 35989), (493, 26645), (1241, 10585), (2117, 6205), (2465, 5329)]