213710679

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{260941}}^1$

素因数の和:260967

約数の個数: 24

約数和(自身を含む): 379931552

約数和(自身を除く): 166220873

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 260941, 782823, 1826587, 2348469, 3392233, 5479761, 10176699, 16439283, 23745631, 30530097, 71236893, 213710679]

約数ペア:

[(1, 213710679), (3, 71236893), (7, 30530097), (9, 23745631), (13, 16439283), (21, 10176699), (39, 5479761), (63, 3392233), (91, 2348469), (117, 1826587), (273, 782823), (819, 260941)]