8290815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 15748992

約数和(自身を除く): 7458177

約数列:

[1, 3, 5, 13, 15, 17, 39, 41, 51, 61, 65, 85, 123, 183, 195, 205, 221, 255, 305, 533, 615, 663, 697, 793, 915, 1037, 1105, 1599, 2091, 2379, 2501, 2665, 3111, 3315, 3485, 3965, 5185, 7503, 7995, 9061, 10455, 11895, 12505, 13481, 15555, 27183, 32513, 37515, 40443, 42517, 45305, 67405, 97539, 127551, 135915, 162565, 202215, 212585, 487695, 552721, 637755, 1658163, 2763605, 8290815]

約数ペア:

[(1, 8290815), (3, 2763605), (5, 1658163), (13, 637755), (15, 552721), (17, 487695), (39, 212585), (41, 202215), (51, 162565), (61, 135915), (65, 127551), (85, 97539), (123, 67405), (183, 45305), (195, 42517), (205, 40443), (221, 37515), (255, 32513), (305, 27183), (533, 15555), (615, 13481), (663, 12505), (697, 11895), (793, 10455), (915, 9061), (1037, 7995), (1105, 7503), (1599, 5185), (2091, 3965), (2379, 3485), (2501, 3315), (2665, 3111)]