1289367747

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{311}}^1\times {\mathrm{1583}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 1937295360

約数和(自身を除く): 647927613

約数列:

[1, 3, 9, 27, 97, 291, 311, 873, 933, 1583, 2619, 2799, 4749, 8397, 14247, 30167, 42741, 90501, 153551, 271503, 460653, 492313, 814509, 1381959, 1476939, 4145877, 4430817, 13292451, 47754361, 143263083, 429789249, 1289367747]

約数ペア:

[(1, 1289367747), (3, 429789249), (9, 143263083), (27, 47754361), (97, 13292451), (291, 4430817), (311, 4145877), (873, 1476939), (933, 1381959), (1583, 814509), (2619, 492313), (2799, 460653), (4749, 271503), (8397, 153551), (14247, 90501), (30167, 42741)]