2137443

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 3747840

約数和(自身を除く): 1610397

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 487, 627, 1461, 1463, 3409, 4389, 5357, 9253, 10227, 16071, 27759, 37499, 64771, 101783, 112497, 194313, 305349, 712481, 2137443]

約数ペア:

[(1, 2137443), (3, 712481), (7, 305349), (11, 194313), (19, 112497), (21, 101783), (33, 64771), (57, 37499), (77, 27759), (133, 16071), (209, 10227), (231, 9253), (399, 5357), (487, 4389), (627, 3409), (1461, 1463)]