81684316

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{126839}}^1$

素因数の和:126873

約数の個数: 24

約数和(自身を含む): 170472960

約数和(自身を除く): 88788644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 126839, 253678, 507356, 887873, 1775746, 2917297, 3551492, 5834594, 11669188, 20421079, 40842158, 81684316]

約数ペア:

[(1, 81684316), (2, 40842158), (4, 20421079), (7, 11669188), (14, 5834594), (23, 3551492), (28, 2917297), (46, 1775746), (92, 887873), (161, 507356), (322, 253678), (644, 126839)]