2705598

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 6795360

約数和(自身を除く): 4089762

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 197, 218, 327, 394, 591, 654, 763, 981, 1182, 1379, 1526, 1773, 1962, 2289, 2758, 3546, 4137, 4578, 6867, 8274, 12411, 13734, 21473, 24822, 42946, 64419, 128838, 150311, 193257, 300622, 386514, 450933, 901866, 1352799, 2705598]

約数ペア:

[(1, 2705598), (2, 1352799), (3, 901866), (6, 450933), (7, 386514), (9, 300622), (14, 193257), (18, 150311), (21, 128838), (42, 64419), (63, 42946), (109, 24822), (126, 21473), (197, 13734), (218, 12411), (327, 8274), (394, 6867), (591, 4578), (654, 4137), (763, 3546), (981, 2758), (1182, 2289), (1379, 1962), (1526, 1773)]