127721306

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197711}}^1$

素因数の和:197749

約数の個数: 16

約数和(自身を含む): 213528960

約数和(自身を除く): 85807654

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 197711, 395422, 3361087, 3756509, 6722174, 7513018, 63860653, 127721306]

約数ペア:

[(1, 127721306), (2, 63860653), (17, 7513018), (19, 6722174), (34, 3756509), (38, 3361087), (323, 395422), (646, 197711)]