156925293

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 254612160

約数和(自身を除く): 97686867

約数列:

[1, 3, 7, 21, 29, 49, 87, 131, 147, 203, 281, 393, 609, 843, 917, 1421, 1967, 2751, 3799, 4263, 5901, 6419, 8149, 11397, 13769, 19257, 24447, 26593, 36811, 41307, 57043, 79779, 110433, 171129, 186151, 257677, 399301, 558453, 773031, 1067519, 1197903, 1803739, 3202557, 5411217, 7472633, 22417899, 52308431, 156925293]

約数ペア:

[(1, 156925293), (3, 52308431), (7, 22417899), (21, 7472633), (29, 5411217), (49, 3202557), (87, 1803739), (131, 1197903), (147, 1067519), (203, 773031), (281, 558453), (393, 399301), (609, 257677), (843, 186151), (917, 171129), (1421, 110433), (1967, 79779), (2751, 57043), (3799, 41307), (4263, 36811), (5901, 26593), (6419, 24447), (8149, 19257), (11397, 13769)]