1387399

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:210

約数の個数: 16

約数和(自身を含む): 1622880

約数和(自身を除く): 235481

約数列:

[1, 13, 19, 41, 137, 247, 533, 779, 1781, 2603, 5617, 10127, 33839, 73021, 106723, 1387399]

約数ペア:

[(1, 1387399), (13, 106723), (19, 73021), (41, 33839), (137, 10127), (247, 5617), (533, 2603), (779, 1781)]