820121442

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{20707}}^1$

素因数の和:20783

約数の個数: 64

約数和(自身を含む): 2003871744

約数和(自身を除く): 1183750302

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 41, 42, 46, 69, 82, 123, 138, 161, 246, 287, 322, 483, 574, 861, 943, 966, 1722, 1886, 2829, 5658, 6601, 13202, 19803, 20707, 39606, 41414, 62121, 124242, 144949, 289898, 434847, 476261, 848987, 869694, 952522, 1428783, 1697974, 2546961, 2857566, 3333827, 5093922, 5942909, 6667654, 10001481, 11885818, 17828727, 19526701, 20002962, 35657454, 39053402, 58580103, 117160206, 136686907, 273373814, 410060721, 820121442]

約数ペア:

[(1, 820121442), (2, 410060721), (3, 273373814), (6, 136686907), (7, 117160206), (14, 58580103), (21, 39053402), (23, 35657454), (41, 20002962), (42, 19526701), (46, 17828727), (69, 11885818), (82, 10001481), (123, 6667654), (138, 5942909), (161, 5093922), (246, 3333827), (287, 2857566), (322, 2546961), (483, 1697974), (574, 1428783), (861, 952522), (943, 869694), (966, 848987), (1722, 476261), (1886, 434847), (2829, 289898), (5658, 144949), (6601, 124242), (13202, 62121), (19803, 41414), (20707, 39606)]