378339989

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{983}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 408084480

約数和(自身を除く): 29744491

約数列:

[1, 19, 47, 431, 893, 983, 8189, 18677, 20257, 46201, 384883, 423673, 877819, 8049787, 19912631, 378339989]

約数ペア:

[(1, 378339989), (19, 19912631), (47, 8049787), (431, 877819), (893, 423673), (983, 384883), (8189, 46201), (18677, 20257)]