68784784

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{138679}}^1$

素因数の和:138718

約数の個数: 20

約数和(自身を含む): 137570560

約数和(自身を除く): 68785776

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 138679, 277358, 554716, 1109432, 2218864, 4299049, 8598098, 17196196, 34392392, 68784784]

約数ペア:

[(1, 68784784), (2, 34392392), (4, 17196196), (8, 8598098), (16, 4299049), (31, 2218864), (62, 1109432), (124, 554716), (248, 277358), (496, 138679)]