131380977

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{481249}}^1$

素因数の和:481272

約数の個数: 16

約数和(自身を含む): 215600000

約数和(自身を除く): 84219023

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 481249, 1443747, 3368743, 6256237, 10106229, 18768711, 43793659, 131380977]

約数ペア:

[(1, 131380977), (3, 43793659), (7, 18768711), (13, 10106229), (21, 6256237), (39, 3368743), (91, 1443747), (273, 481249)]