72768465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21001}}^1$

素因数の和:21030

約数の個数: 48

約数和(自身を含む): 157262976

約数和(自身を除く): 84494511

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 21001, 63003, 105005, 147007, 189009, 231011, 315015, 441021, 693033, 735035, 945045, 1155055, 1323063, 1617077, 2079099, 2205105, 3465165, 4851231, 6615315, 8085385, 10395495, 14553693, 24256155, 72768465]

約数ペア:

[(1, 72768465), (3, 24256155), (5, 14553693), (7, 10395495), (9, 8085385), (11, 6615315), (15, 4851231), (21, 3465165), (33, 2205105), (35, 2079099), (45, 1617077), (55, 1323063), (63, 1155055), (77, 945045), (99, 735035), (105, 693033), (165, 441021), (231, 315015), (315, 231011), (385, 189009), (495, 147007), (693, 105005), (1155, 63003), (3465, 21001)]