2639115

素因数分解:

$3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 4760640

約数和(自身を除く): 2121525

約数列:

[1, 3, 5, 9, 15, 27, 45, 113, 135, 173, 339, 519, 565, 865, 1017, 1557, 1695, 2595, 3051, 4671, 5085, 7785, 15255, 19549, 23355, 58647, 97745, 175941, 293235, 527823, 879705, 2639115]

約数ペア:

[(1, 2639115), (3, 879705), (5, 527823), (9, 293235), (15, 175941), (27, 97745), (45, 58647), (113, 23355), (135, 19549), (173, 15255), (339, 7785), (519, 5085), (565, 4671), (865, 3051), (1017, 2595), (1557, 1695)]