989604003

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 1440383616

約数和(自身を除く): 450779613

約数列:

[1, 3, 23, 41, 67, 69, 123, 201, 227, 529, 681, 943, 1541, 1587, 2747, 2829, 4623, 5221, 8241, 9307, 15209, 15663, 21689, 27921, 35443, 45627, 63181, 65067, 106329, 120083, 189543, 214061, 349807, 360249, 623569, 642183, 1049421, 1453163, 1870707, 4359489, 4923403, 8045561, 14342087, 14770209, 24136683, 43026261, 329868001, 989604003]

約数ペア:

[(1, 989604003), (3, 329868001), (23, 43026261), (41, 24136683), (67, 14770209), (69, 14342087), (123, 8045561), (201, 4923403), (227, 4359489), (529, 1870707), (681, 1453163), (943, 1049421), (1541, 642183), (1587, 623569), (2747, 360249), (2829, 349807), (4623, 214061), (5221, 189543), (8241, 120083), (9307, 106329), (15209, 65067), (15663, 63181), (21689, 45627), (27921, 35443)]