163965145

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{1609}}^1$

素因数の和:1932

約数の個数: 16

約数和(自身を含む): 199962000

約数和(自身を除く): 35996855

約数列:

[1, 5, 89, 229, 445, 1145, 1609, 8045, 20381, 101905, 143201, 368461, 716005, 1842305, 32793029, 163965145]

約数ペア:

[(1, 163965145), (5, 32793029), (89, 1842305), (229, 716005), (445, 368461), (1145, 143201), (1609, 101905), (8045, 20381)]