254165715

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{64921}}^1$

素因数の和:64964

約数の個数: 32

約数和(自身を含む): 467438400

約数和(自身を除く): 213272685

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 64921, 194763, 324605, 584289, 973815, 1752867, 1882709, 2921445, 5648127, 8764335, 9413545, 16944381, 28240635, 50833143, 84721905, 254165715]

約数ペア:

[(1, 254165715), (3, 84721905), (5, 50833143), (9, 28240635), (15, 16944381), (27, 9413545), (29, 8764335), (45, 5648127), (87, 2921445), (135, 1882709), (145, 1752867), (261, 973815), (435, 584289), (783, 324605), (1305, 194763), (3915, 64921)]