1336257

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:81

約数の個数: 32

約数和(自身を含む): 2204160

約数和(自身を除く): 867903

約数列:

[1, 3, 9, 13, 27, 39, 47, 81, 117, 141, 243, 351, 423, 611, 729, 1053, 1269, 1833, 2187, 3159, 3807, 5499, 9477, 11421, 16497, 28431, 34263, 49491, 102789, 148473, 445419, 1336257]

約数ペア:

[(1, 1336257), (3, 445419), (9, 148473), (13, 102789), (27, 49491), (39, 34263), (47, 28431), (81, 16497), (117, 11421), (141, 9477), (243, 5499), (351, 3807), (423, 3159), (611, 2187), (729, 1833), (1053, 1269)]