253449838

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{19163}}^1$

素因数の和:19571

約数の個数: 16

約数和(自身を含む): 403593840

約数和(自身を除く): 150144002

約数列:

[1, 2, 17, 34, 389, 778, 6613, 13226, 19163, 38326, 325771, 651542, 7454407, 14908814, 126724919, 253449838]

約数ペア:

[(1, 253449838), (2, 126724919), (17, 14908814), (34, 7454407), (389, 651542), (778, 325771), (6613, 38326), (13226, 19163)]