81787714

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{761}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 135788400

約数和(自身を除く): 54000686

約数列:

[1, 2, 17, 29, 34, 58, 109, 218, 493, 761, 986, 1522, 1853, 3161, 3706, 6322, 12937, 22069, 25874, 44138, 53737, 82949, 107474, 165898, 375173, 750346, 1410133, 2405521, 2820266, 4811042, 40893857, 81787714]

約数ペア:

[(1, 81787714), (2, 40893857), (17, 4811042), (29, 2820266), (34, 2405521), (58, 1410133), (109, 750346), (218, 375173), (493, 165898), (761, 107474), (986, 82949), (1522, 53737), (1853, 44138), (3161, 25874), (3706, 22069), (6322, 12937)]