2195815817

素因数分解:

${\mathrm{13}}^3\times {\mathrm{503}}^1\times {\mathrm{1987}}^1$

素因数の和:2529

約数の個数: 16

約数和(自身を含む): 2384645760

約数和(自身を除く): 188829943

約数列:

[1, 13, 169, 503, 1987, 2197, 6539, 25831, 85007, 335803, 999461, 1105091, 4365439, 12992993, 168908909, 2195815817]

約数ペア:

[(1, 2195815817), (13, 168908909), (169, 12992993), (503, 4365439), (1987, 1105091), (2197, 999461), (6539, 335803), (25831, 85007)]