389916604

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 887040000

約数和(自身を除く): 497123396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 59, 77, 86, 118, 154, 172, 236, 301, 308, 413, 473, 499, 602, 649, 826, 946, 998, 1204, 1298, 1652, 1892, 1996, 2537, 2596, 3311, 3493, 4543, 5074, 5489, 6622, 6986, 9086, 10148, 10978, 13244, 13972, 17759, 18172, 21457, 21956, 27907, 29441, 35518, 38423, 42914, 55814, 58882, 71036, 76846, 85828, 111628, 117764, 150199, 153692, 195349, 206087, 236027, 300398, 323851, 390698, 412174, 472054, 600796, 647702, 781396, 824348, 944108, 1265963, 1295404, 1652189, 2266957, 2531926, 3304378, 4533914, 5063852, 6608756, 8861741, 9067828, 13925593, 17723482, 27851186, 35446964, 55702372, 97479151, 194958302, 389916604]

約数ペア:

[(1, 389916604), (2, 194958302), (4, 97479151), (7, 55702372), (11, 35446964), (14, 27851186), (22, 17723482), (28, 13925593), (43, 9067828), (44, 8861741), (59, 6608756), (77, 5063852), (86, 4533914), (118, 3304378), (154, 2531926), (172, 2266957), (236, 1652189), (301, 1295404), (308, 1265963), (413, 944108), (473, 824348), (499, 781396), (602, 647702), (649, 600796), (826, 472054), (946, 412174), (998, 390698), (1204, 323851), (1298, 300398), (1652, 236027), (1892, 206087), (1996, 195349), (2537, 153692), (2596, 150199), (3311, 117764), (3493, 111628), (4543, 85828), (5074, 76846), (5489, 71036), (6622, 58882), (6986, 55814), (9086, 42914), (10148, 38423), (10978, 35518), (13244, 29441), (13972, 27907), (17759, 21956), (18172, 21457)]