18065115

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 32947200

約数和(自身を除く): 14882085

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 109, 127, 145, 261, 327, 381, 435, 545, 635, 981, 1143, 1305, 1635, 1905, 3161, 3683, 4905, 5715, 9483, 11049, 13843, 15805, 18415, 28449, 33147, 41529, 47415, 55245, 69215, 124587, 142245, 165735, 207645, 401447, 622935, 1204341, 2007235, 3613023, 6021705, 18065115]

約数ペア:

[(1, 18065115), (3, 6021705), (5, 3613023), (9, 2007235), (15, 1204341), (29, 622935), (45, 401447), (87, 207645), (109, 165735), (127, 142245), (145, 124587), (261, 69215), (327, 55245), (381, 47415), (435, 41529), (545, 33147), (635, 28449), (981, 18415), (1143, 15805), (1305, 13843), (1635, 11049), (1905, 9483), (3161, 5715), (3683, 4905)]