68540823

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{1669}}^1$

素因数の和:1710

約数の個数: 36

約数和(自身を含む): 111242040

約数和(自身を除く): 42701217

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 243, 351, 507, 1053, 1521, 1669, 3159, 4563, 5007, 13689, 15021, 21697, 41067, 45063, 65091, 135189, 195273, 282061, 405567, 585819, 846183, 1757457, 2538549, 5272371, 7615647, 22846941, 68540823]

約数ペア:

[(1, 68540823), (3, 22846941), (9, 7615647), (13, 5272371), (27, 2538549), (39, 1757457), (81, 846183), (117, 585819), (169, 405567), (243, 282061), (351, 195273), (507, 135189), (1053, 65091), (1521, 45063), (1669, 41067), (3159, 21697), (4563, 15021), (5007, 13689)]