81644917

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2663}}^1$

素因数の和:2760

約数の個数: 16

約数和(自身を含む): 90021888

約数和(自身を除く): 8376971

約数列:

[1, 23, 31, 43, 713, 989, 1333, 2663, 30659, 61249, 82553, 114509, 1898719, 2633707, 3549779, 81644917]

約数ペア:

[(1, 81644917), (23, 3549779), (31, 2633707), (43, 1898719), (713, 114509), (989, 82553), (1333, 61249), (2663, 30659)]