13217841

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16139}}^1$

素因数の和:16165

約数の個数: 24

約数和(自身を含む): 23499840

約数和(自身を除く): 10281999

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 16139, 48417, 112973, 145251, 209807, 338919, 629421, 1016757, 1468649, 1888263, 4405947, 13217841]

約数ペア:

[(1, 13217841), (3, 4405947), (7, 1888263), (9, 1468649), (13, 1016757), (21, 629421), (39, 338919), (63, 209807), (91, 145251), (117, 112973), (273, 48417), (819, 16139)]