64215333

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 121500288

約数和(自身を除く): 57284955

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 49, 63, 69, 91, 117, 147, 161, 207, 273, 299, 441, 483, 487, 637, 819, 897, 1127, 1449, 1461, 1911, 2093, 2691, 3381, 3409, 4383, 5733, 6279, 6331, 10143, 10227, 11201, 14651, 18837, 18993, 23863, 30681, 33603, 43953, 44317, 56979, 71589, 78407, 100809, 131859, 132951, 145613, 214767, 235221, 310219, 398853, 436839, 548849, 705663, 930657, 1019291, 1310517, 1646547, 2791971, 3057873, 4939641, 7135037, 9173619, 21405111, 64215333]

約数ペア:

[(1, 64215333), (3, 21405111), (7, 9173619), (9, 7135037), (13, 4939641), (21, 3057873), (23, 2791971), (39, 1646547), (49, 1310517), (63, 1019291), (69, 930657), (91, 705663), (117, 548849), (147, 436839), (161, 398853), (207, 310219), (273, 235221), (299, 214767), (441, 145613), (483, 132951), (487, 131859), (637, 100809), (819, 78407), (897, 71589), (1127, 56979), (1449, 44317), (1461, 43953), (1911, 33603), (2093, 30681), (2691, 23863), (3381, 18993), (3409, 18837), (4383, 14651), (5733, 11201), (6279, 10227), (6331, 10143)]