72642871

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11621}}^1$

素因数の和:11694

約数の個数: 16

約数和(自身を含む): 89256960

約数和(自身を除く): 16614089

約数列:

[1, 7, 19, 47, 133, 329, 893, 6251, 11621, 81347, 220799, 546187, 1545593, 3823309, 10377553, 72642871]

約数ペア:

[(1, 72642871), (7, 10377553), (19, 3823309), (47, 1545593), (133, 546187), (329, 220799), (893, 81347), (6251, 11621)]