1978578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 5031936

約数和(自身を除く): 3053358

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 287, 369, 383, 574, 738, 766, 861, 1149, 1722, 2298, 2583, 2681, 3447, 5166, 5362, 6894, 8043, 15703, 16086, 24129, 31406, 47109, 48258, 94218, 109921, 141327, 219842, 282654, 329763, 659526, 989289, 1978578]

約数ペア:

[(1, 1978578), (2, 989289), (3, 659526), (6, 329763), (7, 282654), (9, 219842), (14, 141327), (18, 109921), (21, 94218), (41, 48258), (42, 47109), (63, 31406), (82, 24129), (123, 16086), (126, 15703), (246, 8043), (287, 6894), (369, 5362), (383, 5166), (574, 3447), (738, 2681), (766, 2583), (861, 2298), (1149, 1722)]