1215673563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{76213}}^1$

素因数の和:76638

約数の個数: 16

約数和(自身を含む): 1749873440

約数和(自身を除く): 534199877

約数列:

[1, 3, 13, 39, 409, 1227, 5317, 15951, 76213, 228639, 990769, 2972307, 31171117, 93513351, 405224521, 1215673563]

約数ペア:

[(1, 1215673563), (3, 405224521), (13, 93513351), (39, 31171117), (409, 2972307), (1227, 990769), (5317, 228639), (15951, 76213)]