17321157

素因数分解:

$3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 30284800

約数和(自身を除く): 12963643

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 181, 217, 279, 343, 441, 543, 651, 1029, 1267, 1519, 1629, 1953, 3087, 3801, 4557, 5611, 8869, 10633, 11403, 13671, 16833, 26607, 31899, 39277, 50499, 62083, 79821, 95697, 117831, 186249, 274939, 353493, 558747, 824817, 1924573, 2474451, 5773719, 17321157]

約数ペア:

[(1, 17321157), (3, 5773719), (7, 2474451), (9, 1924573), (21, 824817), (31, 558747), (49, 353493), (63, 274939), (93, 186249), (147, 117831), (181, 95697), (217, 79821), (279, 62083), (343, 50499), (441, 39277), (543, 31899), (651, 26607), (1029, 16833), (1267, 13671), (1519, 11403), (1629, 10633), (1953, 8869), (3087, 5611), (3801, 4557)]