210828478

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 380588544

約数和(自身を除く): 169760066

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 137, 274, 287, 383, 574, 766, 959, 1918, 2009, 2681, 4018, 5362, 5617, 6713, 11234, 13426, 15703, 18767, 31406, 37534, 39319, 52471, 78638, 104942, 109921, 219842, 275233, 367297, 550466, 734594, 769447, 1538894, 2151311, 2571079, 4302622, 5142158, 15059177, 30118354, 105414239, 210828478]

約数ペア:

[(1, 210828478), (2, 105414239), (7, 30118354), (14, 15059177), (41, 5142158), (49, 4302622), (82, 2571079), (98, 2151311), (137, 1538894), (274, 769447), (287, 734594), (383, 550466), (574, 367297), (766, 275233), (959, 219842), (1918, 109921), (2009, 104942), (2681, 78638), (4018, 52471), (5362, 39319), (5617, 37534), (6713, 31406), (11234, 18767), (13426, 15703)]