281097609

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 447283200

約数和(自身を除く): 166185591

約数列:

[1, 3, 13, 19, 29, 39, 57, 87, 103, 127, 247, 309, 377, 381, 551, 741, 1131, 1339, 1651, 1653, 1957, 2413, 2987, 3683, 4017, 4953, 5871, 7163, 7239, 8961, 11049, 13081, 21489, 25441, 31369, 38831, 39243, 47879, 56753, 69977, 76323, 94107, 116493, 143637, 170053, 170259, 209931, 248539, 379349, 510159, 737789, 745617, 909701, 1138047, 2213367, 2729103, 3231007, 4931537, 7207631, 9693021, 14794611, 21622893, 93699203, 281097609]

約数ペア:

[(1, 281097609), (3, 93699203), (13, 21622893), (19, 14794611), (29, 9693021), (39, 7207631), (57, 4931537), (87, 3231007), (103, 2729103), (127, 2213367), (247, 1138047), (309, 909701), (377, 745617), (381, 737789), (551, 510159), (741, 379349), (1131, 248539), (1339, 209931), (1651, 170259), (1653, 170053), (1957, 143637), (2413, 116493), (2987, 94107), (3683, 76323), (4017, 69977), (4953, 56753), (5871, 47879), (7163, 39243), (7239, 38831), (8961, 31369), (11049, 25441), (13081, 21489)]