2017201718

素因数分解:

$2^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{212203}}^1$

素因数の和:212316

約数の個数: 24

約数和(自身を含む): 3556114632

約数和(自身を除く): 1538912914

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 679, 1358, 4753, 9506, 212203, 424406, 1485421, 2970842, 10397947, 20583691, 20795894, 41167382, 144085837, 288171674, 1008600859, 2017201718]

約数ペア:

[(1, 2017201718), (2, 1008600859), (7, 288171674), (14, 144085837), (49, 41167382), (97, 20795894), (98, 20583691), (194, 10397947), (679, 2970842), (1358, 1485421), (4753, 424406), (9506, 212203)]