406902405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{971}}^1$

素因数の和:1306

約数の個数: 64

約数和(自身を含む): 804722688

約数和(自身を除く): 397820283

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 307, 455, 921, 971, 1365, 1535, 2149, 2913, 3991, 4605, 4855, 6447, 6797, 10745, 11973, 12623, 14565, 19955, 20391, 27937, 32235, 33985, 37869, 59865, 63115, 83811, 88361, 101955, 139685, 189345, 265083, 298097, 419055, 441805, 894291, 1325415, 1490485, 2086679, 3875261, 4471455, 6260037, 10433395, 11625783, 19376305, 27126827, 31300185, 58128915, 81380481, 135634135, 406902405]

約数ペア:

[(1, 406902405), (3, 135634135), (5, 81380481), (7, 58128915), (13, 31300185), (15, 27126827), (21, 19376305), (35, 11625783), (39, 10433395), (65, 6260037), (91, 4471455), (105, 3875261), (195, 2086679), (273, 1490485), (307, 1325415), (455, 894291), (921, 441805), (971, 419055), (1365, 298097), (1535, 265083), (2149, 189345), (2913, 139685), (3991, 101955), (4605, 88361), (4855, 83811), (6447, 63115), (6797, 59865), (10745, 37869), (11973, 33985), (12623, 32235), (14565, 27937), (19955, 20391)]