649367037

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 1147684032

約数和(自身を除く): 498316995

約数列:

[1, 3, 9, 11, 17, 27, 33, 43, 51, 81, 99, 129, 153, 187, 297, 387, 459, 473, 561, 731, 891, 997, 1161, 1377, 1419, 1683, 2193, 2991, 3483, 4257, 5049, 6579, 8041, 8973, 10967, 12771, 15147, 16949, 19737, 24123, 26919, 32901, 38313, 42871, 50847, 59211, 72369, 80757, 98703, 128613, 152541, 186439, 217107, 296109, 385839, 457623, 471581, 559317, 651321, 728807, 888327, 1157517, 1372869, 1414743, 1677951, 2186421, 3472551, 4244229, 5033853, 6559263, 8016877, 12732687, 15101559, 19677789, 24050631, 38198061, 59033367, 72151893, 216455679, 649367037]

約数ペア:

[(1, 649367037), (3, 216455679), (9, 72151893), (11, 59033367), (17, 38198061), (27, 24050631), (33, 19677789), (43, 15101559), (51, 12732687), (81, 8016877), (99, 6559263), (129, 5033853), (153, 4244229), (187, 3472551), (297, 2186421), (387, 1677951), (459, 1414743), (473, 1372869), (561, 1157517), (731, 888327), (891, 728807), (997, 651321), (1161, 559317), (1377, 471581), (1419, 457623), (1683, 385839), (2193, 296109), (2991, 217107), (3483, 186439), (4257, 152541), (5049, 128613), (6579, 98703), (8041, 80757), (8973, 72369), (10967, 59211), (12771, 50847), (15147, 42871), (16949, 38313), (19737, 32901), (24123, 26919)]