81592441

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 101779200

約数和(自身を除く): 20186759

約数列:

[1, 7, 19, 61, 89, 113, 133, 427, 623, 791, 1159, 1691, 2147, 5429, 6893, 8113, 10057, 11837, 15029, 38003, 48251, 70399, 103151, 130967, 191083, 613477, 722057, 916769, 1337581, 4294339, 11656063, 81592441]

約数ペア:

[(1, 81592441), (7, 11656063), (19, 4294339), (61, 1337581), (89, 916769), (113, 722057), (133, 613477), (427, 191083), (623, 130967), (791, 103151), (1159, 70399), (1691, 48251), (2147, 38003), (5429, 15029), (6893, 11837), (8113, 10057)]