66975678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 191213568

約数和(自身を除く): 124237890

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 33, 42, 46, 63, 66, 69, 77, 99, 121, 126, 138, 154, 161, 191, 198, 207, 231, 242, 253, 322, 363, 382, 414, 462, 483, 506, 573, 693, 726, 759, 847, 966, 1089, 1146, 1337, 1386, 1449, 1518, 1694, 1719, 1771, 2101, 2178, 2277, 2541, 2674, 2783, 2898, 3438, 3542, 4011, 4202, 4393, 4554, 5082, 5313, 5566, 6303, 7623, 8022, 8349, 8786, 10626, 12033, 12606, 13179, 14707, 15246, 15939, 16698, 18909, 19481, 23111, 24066, 25047, 26358, 29414, 30751, 31878, 37818, 38962, 39537, 44121, 46222, 48323, 50094, 58443, 61502, 69333, 79074, 88242, 92253, 96646, 116886, 132363, 138666, 144969, 161777, 175329, 184506, 207999, 264726, 276759, 289938, 323554, 338261, 350658, 415998, 434907, 485331, 531553, 553518, 676522, 869814, 970662, 1014783, 1063106, 1455993, 1594659, 2029566, 2911986, 3044349, 3189318, 3720871, 4783977, 6088698, 7441742, 9567954, 11162613, 22325226, 33487839, 66975678]

約数ペア:

[(1, 66975678), (2, 33487839), (3, 22325226), (6, 11162613), (7, 9567954), (9, 7441742), (11, 6088698), (14, 4783977), (18, 3720871), (21, 3189318), (22, 3044349), (23, 2911986), (33, 2029566), (42, 1594659), (46, 1455993), (63, 1063106), (66, 1014783), (69, 970662), (77, 869814), (99, 676522), (121, 553518), (126, 531553), (138, 485331), (154, 434907), (161, 415998), (191, 350658), (198, 338261), (207, 323554), (231, 289938), (242, 276759), (253, 264726), (322, 207999), (363, 184506), (382, 175329), (414, 161777), (462, 144969), (483, 138666), (506, 132363), (573, 116886), (693, 96646), (726, 92253), (759, 88242), (847, 79074), (966, 69333), (1089, 61502), (1146, 58443), (1337, 50094), (1386, 48323), (1449, 46222), (1518, 44121), (1694, 39537), (1719, 38962), (1771, 37818), (2101, 31878), (2178, 30751), (2277, 29414), (2541, 26358), (2674, 25047), (2783, 24066), (2898, 23111), (3438, 19481), (3542, 18909), (4011, 16698), (4202, 15939), (4393, 15246), (4554, 14707), (5082, 13179), (5313, 12606), (5566, 12033), (6303, 10626), (7623, 8786), (8022, 8349)]