81304839

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5101}}^1$

素因数の和:5148

約数の個数: 48

約数和(自身を含む): 152815104

約数和(自身を除く): 71510265

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, 5101, 5313, 15303, 15939, 35707, 45909, 56111, 107121, 117323, 168333, 321363, 351969, 392777, 504999, 821261, 1055907, 1178331, 1290553, 2463783, 3534993, 3871659, 7391349, 9033871, 11614977, 27101613, 81304839]

約数ペア:

[(1, 81304839), (3, 27101613), (7, 11614977), (9, 9033871), (11, 7391349), (21, 3871659), (23, 3534993), (33, 2463783), (63, 1290553), (69, 1178331), (77, 1055907), (99, 821261), (161, 504999), (207, 392777), (231, 351969), (253, 321363), (483, 168333), (693, 117323), (759, 107121), (1449, 56111), (1771, 45909), (2277, 35707), (5101, 15939), (5313, 15303)]