16884987

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{701}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 27316224

約数和(自身を除く): 10431237

約数列:

[1, 3, 7, 21, 31, 37, 93, 111, 217, 259, 651, 701, 777, 1147, 2103, 3441, 4907, 8029, 14721, 21731, 24087, 25937, 65193, 77811, 152117, 181559, 456351, 544677, 804047, 2412141, 5628329, 16884987]

約数ペア:

[(1, 16884987), (3, 5628329), (7, 2412141), (21, 804047), (31, 544677), (37, 456351), (93, 181559), (111, 152117), (217, 77811), (259, 65193), (651, 25937), (701, 24087), (777, 21731), (1147, 14721), (2103, 8029), (3441, 4907)]