813487818

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1931}}^1$

素因数の和:2451

約数の個数: 64

約数和(自身を含む): 1916296704

約数和(自身を除く): 1102808886

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 491, 858, 982, 1473, 1931, 2946, 3862, 5401, 5793, 6383, 10802, 11586, 12766, 16203, 19149, 21241, 25103, 32406, 38298, 42482, 50206, 63723, 70213, 75309, 127446, 140426, 150618, 210639, 276133, 421278, 552266, 828399, 948121, 1656798, 1896242, 2844363, 5688726, 10429331, 12325573, 20858662, 24651146, 31287993, 36976719, 62575986, 73953438, 135581303, 271162606, 406743909, 813487818]

約数ペア:

[(1, 813487818), (2, 406743909), (3, 271162606), (6, 135581303), (11, 73953438), (13, 62575986), (22, 36976719), (26, 31287993), (33, 24651146), (39, 20858662), (66, 12325573), (78, 10429331), (143, 5688726), (286, 2844363), (429, 1896242), (491, 1656798), (858, 948121), (982, 828399), (1473, 552266), (1931, 421278), (2946, 276133), (3862, 210639), (5401, 150618), (5793, 140426), (6383, 127446), (10802, 75309), (11586, 70213), (12766, 63723), (16203, 50206), (19149, 42482), (21241, 38298), (25103, 32406)]