28567755

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7297}}^1$

素因数の和:7340

約数の個数: 32

約数和(自身を含む): 52545600

約数和(自身を除く): 23977845

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 7297, 21891, 36485, 65673, 109455, 197019, 211613, 328365, 634839, 985095, 1058065, 1904517, 3174195, 5713551, 9522585, 28567755]

約数ペア:

[(1, 28567755), (3, 9522585), (5, 5713551), (9, 3174195), (15, 1904517), (27, 1058065), (29, 985095), (45, 634839), (87, 328365), (135, 211613), (145, 197019), (261, 109455), (435, 65673), (783, 36485), (1305, 21891), (3915, 7297)]