28725165

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 30372435

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 113, 135, 189, 269, 315, 339, 565, 791, 807, 945, 1017, 1345, 1695, 1883, 2373, 2421, 3051, 3955, 4035, 5085, 5649, 7119, 7263, 9415, 11865, 12105, 15255, 16947, 21357, 28245, 30397, 35595, 36315, 50841, 84735, 91191, 106785, 151985, 212779, 254205, 273573, 455955, 638337, 820719, 1063895, 1367865, 1915011, 3191685, 4103595, 5745033, 9575055, 28725165]

約数ペア:

[(1, 28725165), (3, 9575055), (5, 5745033), (7, 4103595), (9, 3191685), (15, 1915011), (21, 1367865), (27, 1063895), (35, 820719), (45, 638337), (63, 455955), (105, 273573), (113, 254205), (135, 212779), (189, 151985), (269, 106785), (315, 91191), (339, 84735), (565, 50841), (791, 36315), (807, 35595), (945, 30397), (1017, 28245), (1345, 21357), (1695, 16947), (1883, 15255), (2373, 12105), (2421, 11865), (3051, 9415), (3955, 7263), (4035, 7119), (5085, 5649)]