18051603

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 26671680

約数和(自身を除く): 8620077

約数列:

[1, 3, 17, 41, 51, 89, 97, 123, 267, 291, 697, 1513, 1649, 2091, 3649, 3977, 4539, 4947, 8633, 10947, 11931, 25899, 62033, 67609, 146761, 186099, 202827, 353953, 440283, 1061859, 6017201, 18051603]

約数ペア:

[(1, 18051603), (3, 6017201), (17, 1061859), (41, 440283), (51, 353953), (89, 202827), (97, 186099), (123, 146761), (267, 67609), (291, 62033), (697, 25899), (1513, 11931), (1649, 10947), (2091, 8633), (3649, 4947), (3977, 4539)]