51643395

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1217}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 95764032

約数和(自身を除く): 44120637

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 205, 207, 345, 369, 615, 943, 1035, 1217, 1845, 2829, 3651, 4715, 6085, 8487, 10953, 14145, 18255, 27991, 42435, 49897, 54765, 83973, 139955, 149691, 249485, 251919, 419865, 449073, 748455, 1147631, 1259595, 2245365, 3442893, 5738155, 10328679, 17214465, 51643395]

約数ペア:

[(1, 51643395), (3, 17214465), (5, 10328679), (9, 5738155), (15, 3442893), (23, 2245365), (41, 1259595), (45, 1147631), (69, 748455), (115, 449073), (123, 419865), (205, 251919), (207, 249485), (345, 149691), (369, 139955), (615, 83973), (943, 54765), (1035, 49897), (1217, 42435), (1845, 27991), (2829, 18255), (3651, 14145), (4715, 10953), (6085, 8487)]