1801212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 4929792

約数和(自身を除く): 3128580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 523, 574, 861, 1046, 1148, 1569, 1722, 2092, 3138, 3444, 3661, 6276, 7322, 10983, 14644, 21443, 21966, 42886, 43932, 64329, 85772, 128658, 150101, 257316, 300202, 450303, 600404, 900606, 1801212]

約数ペア:

[(1, 1801212), (2, 900606), (3, 600404), (4, 450303), (6, 300202), (7, 257316), (12, 150101), (14, 128658), (21, 85772), (28, 64329), (41, 43932), (42, 42886), (82, 21966), (84, 21443), (123, 14644), (164, 10983), (246, 7322), (287, 6276), (492, 3661), (523, 3444), (574, 3138), (861, 2092), (1046, 1722), (1148, 1569)]