319480534

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{16981}}^1$

素因数の和:17415

約数の個数: 16

約数和(自身を含む): 501308640

約数和(自身を除く): 181828106

約数列:

[1, 2, 23, 46, 409, 818, 9407, 16981, 18814, 33962, 390563, 781126, 6945229, 13890458, 159740267, 319480534]

約数ペア:

[(1, 319480534), (2, 159740267), (23, 13890458), (46, 6945229), (409, 781126), (818, 390563), (9407, 33962), (16981, 18814)]