16403205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 32997888

約数和(自身を除く): 16594683

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 61, 65, 91, 105, 183, 195, 197, 273, 305, 427, 455, 591, 793, 915, 985, 1281, 1365, 1379, 2135, 2379, 2561, 2955, 3965, 4137, 5551, 6405, 6895, 7683, 11895, 12017, 12805, 16653, 17927, 20685, 27755, 36051, 38415, 53781, 60085, 83265, 84119, 89635, 156221, 180255, 252357, 268905, 420595, 468663, 781105, 1093547, 1261785, 2343315, 3280641, 5467735, 16403205]

約数ペア:

[(1, 16403205), (3, 5467735), (5, 3280641), (7, 2343315), (13, 1261785), (15, 1093547), (21, 781105), (35, 468663), (39, 420595), (61, 268905), (65, 252357), (91, 180255), (105, 156221), (183, 89635), (195, 84119), (197, 83265), (273, 60085), (305, 53781), (427, 38415), (455, 36051), (591, 27755), (793, 20685), (915, 17927), (985, 16653), (1281, 12805), (1365, 12017), (1379, 11895), (2135, 7683), (2379, 6895), (2561, 6405), (2955, 5551), (3965, 4137)]