221781704

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{379}}^2$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 419101110

約数和(自身を除く): 197319406

約数列:

[1, 2, 4, 8, 193, 379, 386, 758, 772, 1516, 1544, 3032, 73147, 143641, 146294, 287282, 292588, 574564, 585176, 1149128, 27722713, 55445426, 110890852, 221781704]

約数ペア:

[(1, 221781704), (2, 110890852), (4, 55445426), (8, 27722713), (193, 1149128), (379, 585176), (386, 574564), (758, 292588), (772, 287282), (1516, 146294), (1544, 143641), (3032, 73147)]