489717761

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{25097}}^1$

素因数の和:25208

約数の個数: 16

約数和(自身を含む): 562195200

約数和(自身を除く): 72477439

約数列:

[1, 13, 19, 79, 247, 1027, 1501, 19513, 25097, 326261, 476843, 1982663, 6198959, 25774619, 37670597, 489717761]

約数ペア:

[(1, 489717761), (13, 37670597), (19, 25774619), (79, 6198959), (247, 1982663), (1027, 476843), (1501, 326261), (19513, 25097)]