217203421

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1619}}^1$

素因数の和:1968

約数の個数: 16

約数和(自身を含む): 239500800

約数和(自身を除く): 22297379

約数列:

[1, 19, 23, 307, 437, 1619, 5833, 7061, 30761, 37237, 134159, 497033, 707503, 9443627, 11431759, 217203421]

約数ペア:

[(1, 217203421), (19, 11431759), (23, 9443627), (307, 707503), (437, 497033), (1619, 134159), (5833, 37237), (7061, 30761)]