890453988

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{668509}}^1$

素因数の和:668556

約数の個数: 36

約数和(自身を含む): 2311707580

約数和(自身を除く): 1421253592

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 668509, 1337018, 2005527, 2674036, 4011054, 6016581, 8022108, 12033162, 24066324, 24734833, 49469666, 74204499, 98939332, 148408998, 222613497, 296817996, 445226994, 890453988]

約数ペア:

[(1, 890453988), (2, 445226994), (3, 296817996), (4, 222613497), (6, 148408998), (9, 98939332), (12, 74204499), (18, 49469666), (36, 24734833), (37, 24066324), (74, 12033162), (111, 8022108), (148, 6016581), (222, 4011054), (333, 2674036), (444, 2005527), (666, 1337018), (1332, 668509)]