2240685

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 4296240

約数和(自身を除く): 2055555

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 101, 145, 153, 255, 261, 303, 435, 493, 505, 765, 909, 1305, 1479, 1515, 1717, 2465, 2929, 4437, 4545, 5151, 7395, 8585, 8787, 14645, 15453, 22185, 25755, 26361, 43935, 49793, 77265, 131805, 149379, 248965, 448137, 746895, 2240685]

約数ペア:

[(1, 2240685), (3, 746895), (5, 448137), (9, 248965), (15, 149379), (17, 131805), (29, 77265), (45, 49793), (51, 43935), (85, 26361), (87, 25755), (101, 22185), (145, 15453), (153, 14645), (255, 8787), (261, 8585), (303, 7395), (435, 5151), (493, 4545), (505, 4437), (765, 2929), (909, 2465), (1305, 1717), (1479, 1515)]