1986914805

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1\times {\mathrm{2903}}^1$

素因数の和:3457

約数の個数: 32

約数和(自身を含む): 3218282496

約数和(自身を除く): 1231367691

約数列:

[1, 3, 5, 15, 103, 309, 443, 515, 1329, 1545, 2215, 2903, 6645, 8709, 14515, 43545, 45629, 136887, 228145, 299009, 684435, 897027, 1286029, 1495045, 3858087, 4485135, 6430145, 19290435, 132460987, 397382961, 662304935, 1986914805]

約数ペア:

[(1, 1986914805), (3, 662304935), (5, 397382961), (15, 132460987), (103, 19290435), (309, 6430145), (443, 4485135), (515, 3858087), (1329, 1495045), (1545, 1286029), (2215, 897027), (2903, 684435), (6645, 299009), (8709, 228145), (14515, 136887), (43545, 45629)]