81591741

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5119}}^1$

素因数の和:5166

約数の個数: 48

約数和(自身を含む): 153354240

約数和(自身を除く): 71762499

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, 5119, 5313, 15357, 15939, 35833, 46071, 56309, 107499, 117737, 168927, 322497, 353211, 394163, 506781, 824159, 1059633, 1182489, 1295107, 2472477, 3547467, 3885321, 7417431, 9065749, 11655963, 27197247, 81591741]

約数ペア:

[(1, 81591741), (3, 27197247), (7, 11655963), (9, 9065749), (11, 7417431), (21, 3885321), (23, 3547467), (33, 2472477), (63, 1295107), (69, 1182489), (77, 1059633), (99, 824159), (161, 506781), (207, 394163), (231, 353211), (253, 322497), (483, 168927), (693, 117737), (759, 107499), (1449, 56309), (1771, 46071), (2277, 35833), (5119, 15939), (5313, 15357)]