64749853

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 82851840

約数和(自身を除く): 18101987

約数列:

[1, 7, 19, 23, 61, 133, 161, 347, 427, 437, 1159, 1403, 2429, 3059, 6593, 7981, 8113, 9821, 21167, 26657, 46151, 55867, 148169, 151639, 186599, 402173, 486841, 1061473, 2815211, 3407887, 9249979, 64749853]

約数ペア:

[(1, 64749853), (7, 9249979), (19, 3407887), (23, 2815211), (61, 1061473), (133, 486841), (161, 402173), (347, 186599), (427, 151639), (437, 148169), (1159, 55867), (1403, 46151), (2429, 26657), (3059, 21167), (6593, 9821), (7981, 8113)]