28680795

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4492

約数の個数: 48

約数和(自身を含む): 58417632

約数和(自身を除く): 29736837

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 4457, 6435, 13371, 22285, 40113, 49027, 57941, 66855, 147081, 173823, 200565, 245135, 289705, 441243, 521469, 637351, 735405, 869115, 1912053, 2206215, 2607345, 3186755, 5736159, 9560265, 28680795]

約数ペア:

[(1, 28680795), (3, 9560265), (5, 5736159), (9, 3186755), (11, 2607345), (13, 2206215), (15, 1912053), (33, 869115), (39, 735405), (45, 637351), (55, 521469), (65, 441243), (99, 289705), (117, 245135), (143, 200565), (165, 173823), (195, 147081), (429, 66855), (495, 57941), (585, 49027), (715, 40113), (1287, 22285), (2145, 13371), (4457, 6435)]