28866045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 51122880

約数和(自身を除く): 22256835

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 169, 177, 193, 195, 295, 507, 579, 767, 845, 885, 965, 2301, 2509, 2535, 2895, 3835, 7527, 9971, 11387, 11505, 12545, 29913, 32617, 34161, 37635, 49855, 56935, 97851, 148031, 149565, 163085, 170805, 444093, 489255, 740155, 1924403, 2220465, 5773209, 9622015, 28866045]

約数ペア:

[(1, 28866045), (3, 9622015), (5, 5773209), (13, 2220465), (15, 1924403), (39, 740155), (59, 489255), (65, 444093), (169, 170805), (177, 163085), (193, 149565), (195, 148031), (295, 97851), (507, 56935), (579, 49855), (767, 37635), (845, 34161), (885, 32617), (965, 29913), (2301, 12545), (2509, 11505), (2535, 11387), (2895, 9971), (3835, 7527)]