280189078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{98867}}^1$

素因数の和:98991

約数の個数: 16

約数和(自身を含む): 456770160

約数和(自身を除く): 176581082

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 98867, 197734, 1285271, 2570542, 10776503, 21553006, 140094539, 280189078]

約数ペア:

[(1, 280189078), (2, 140094539), (13, 21553006), (26, 10776503), (109, 2570542), (218, 1285271), (1417, 197734), (2834, 98867)]