28298985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 25891095

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 79, 143, 165, 167, 195, 237, 395, 429, 501, 715, 835, 869, 1027, 1185, 1837, 2145, 2171, 2505, 2607, 3081, 4345, 5135, 5511, 6513, 9185, 10855, 11297, 13035, 13193, 15405, 23881, 27555, 32565, 33891, 39579, 56485, 65965, 71643, 119405, 145123, 169455, 171509, 197895, 358215, 435369, 514527, 725615, 857545, 1886599, 2176845, 2572635, 5659797, 9432995, 28298985]

約数ペア:

[(1, 28298985), (3, 9432995), (5, 5659797), (11, 2572635), (13, 2176845), (15, 1886599), (33, 857545), (39, 725615), (55, 514527), (65, 435369), (79, 358215), (143, 197895), (165, 171509), (167, 169455), (195, 145123), (237, 119405), (395, 71643), (429, 65965), (501, 56485), (715, 39579), (835, 33891), (869, 32565), (1027, 27555), (1185, 23881), (1837, 15405), (2145, 13193), (2171, 13035), (2505, 11297), (2607, 10855), (3081, 9185), (4345, 6513), (5135, 5511)]