7999418

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 16070400

約数和(自身を除く): 8070982

約数列:

[1, 2, 7, 14, 17, 19, 29, 34, 38, 58, 61, 119, 122, 133, 203, 238, 266, 323, 406, 427, 493, 551, 646, 854, 986, 1037, 1102, 1159, 1769, 2074, 2261, 2318, 3451, 3538, 3857, 4522, 6902, 7259, 7714, 8113, 9367, 12383, 14518, 16226, 18734, 19703, 24766, 30073, 33611, 39406, 60146, 65569, 67222, 131138, 137921, 210511, 235277, 275842, 421022, 470554, 571387, 1142774, 3999709, 7999418]

約数ペア:

[(1, 7999418), (2, 3999709), (7, 1142774), (14, 571387), (17, 470554), (19, 421022), (29, 275842), (34, 235277), (38, 210511), (58, 137921), (61, 131138), (119, 67222), (122, 65569), (133, 60146), (203, 39406), (238, 33611), (266, 30073), (323, 24766), (406, 19703), (427, 18734), (493, 16226), (551, 14518), (646, 12383), (854, 9367), (986, 8113), (1037, 7714), (1102, 7259), (1159, 6902), (1769, 4522), (2074, 3857), (2261, 3538), (2318, 3451)]