217876442

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 392752800

約数和(自身を除く): 174876358

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 149, 298, 301, 347, 602, 694, 1043, 2086, 2107, 2429, 4214, 4858, 6407, 7301, 12814, 14602, 14921, 17003, 29842, 34006, 44849, 51703, 89698, 103406, 104447, 208894, 313943, 361921, 627886, 723842, 731129, 1462258, 2223229, 2533447, 4446458, 5066894, 15562603, 31125206, 108938221, 217876442]

約数ペア:

[(1, 217876442), (2, 108938221), (7, 31125206), (14, 15562603), (43, 5066894), (49, 4446458), (86, 2533447), (98, 2223229), (149, 1462258), (298, 731129), (301, 723842), (347, 627886), (602, 361921), (694, 313943), (1043, 208894), (2086, 104447), (2107, 103406), (2429, 89698), (4214, 51703), (4858, 44849), (6407, 34006), (7301, 29842), (12814, 17003), (14602, 14921)]