81272961

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5099}}^1$

素因数の和:5146

約数の個数: 48

約数和(自身を含む): 152755200

約数和(自身を除く): 71482239

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 161, 207, 231, 253, 483, 693, 759, 1449, 1771, 2277, 5099, 5313, 15297, 15939, 35693, 45891, 56089, 107079, 117277, 168267, 321237, 351831, 392623, 504801, 820939, 1055493, 1177869, 1290047, 2462817, 3533607, 3870141, 7388451, 9030329, 11610423, 27090987, 81272961]

約数ペア:

[(1, 81272961), (3, 27090987), (7, 11610423), (9, 9030329), (11, 7388451), (21, 3870141), (23, 3533607), (33, 2462817), (63, 1290047), (69, 1177869), (77, 1055493), (99, 820939), (161, 504801), (207, 392623), (231, 351831), (253, 321237), (483, 168267), (693, 117277), (759, 107079), (1449, 56089), (1771, 45891), (2277, 35693), (5099, 15939), (5313, 15297)]