1757457

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1669}}^1$

素因数の和:1694

約数の個数: 20

約数和(自身を含む): 2828980

約数和(自身を除く): 1071523

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1669, 5007, 15021, 21697, 45063, 65091, 135189, 195273, 585819, 1757457]

約数ペア:

[(1, 1757457), (3, 585819), (9, 195273), (13, 135189), (27, 65091), (39, 45063), (81, 21697), (117, 15021), (351, 5007), (1053, 1669)]