22920615

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 41277600

約数和(自身を除く): 18356985

約数列:

[1, 3, 5, 9, 15, 45, 59, 89, 97, 177, 267, 291, 295, 445, 485, 531, 801, 873, 885, 1335, 1455, 2655, 4005, 4365, 5251, 5723, 8633, 15753, 17169, 25899, 26255, 28615, 43165, 47259, 51507, 77697, 78765, 85845, 129495, 236295, 257535, 388485, 509347, 1528041, 2546735, 4584123, 7640205, 22920615]

約数ペア:

[(1, 22920615), (3, 7640205), (5, 4584123), (9, 2546735), (15, 1528041), (45, 509347), (59, 388485), (89, 257535), (97, 236295), (177, 129495), (267, 85845), (291, 78765), (295, 77697), (445, 51507), (485, 47259), (531, 43165), (801, 28615), (873, 26255), (885, 25899), (1335, 17169), (1455, 15753), (2655, 8633), (4005, 5723), (4365, 5251)]