1020002805

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{2161}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 1875906864

約数和(自身を除く): 855904059

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 617, 765, 1851, 2161, 3085, 5553, 6483, 9255, 10489, 10805, 19449, 27765, 31467, 32415, 36737, 52445, 94401, 97245, 110211, 157335, 183685, 330633, 472005, 551055, 1333337, 1653165, 4000011, 6666685, 12000033, 20000055, 22666729, 60000165, 68000187, 113333645, 204000561, 340000935, 1020002805]

約数ペア:

[(1, 1020002805), (3, 340000935), (5, 204000561), (9, 113333645), (15, 68000187), (17, 60000165), (45, 22666729), (51, 20000055), (85, 12000033), (153, 6666685), (255, 4000011), (617, 1653165), (765, 1333337), (1851, 551055), (2161, 472005), (3085, 330633), (5553, 183685), (6483, 157335), (9255, 110211), (10489, 97245), (10805, 94401), (19449, 52445), (27765, 36737), (31467, 32415)]