38420655

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4021}}^1$

素因数の和:4056

約数の個数: 48

約数和(自身を含む): 77029344

約数和(自身を除く): 38608689

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 4021, 9555, 12063, 20105, 28147, 52273, 60315, 84441, 140735, 156819, 197029, 261365, 365911, 422205, 591087, 784095, 985145, 1097733, 1829555, 2561377, 2955435, 5488665, 7684131, 12806885, 38420655]

約数ペア:

[(1, 38420655), (3, 12806885), (5, 7684131), (7, 5488665), (13, 2955435), (15, 2561377), (21, 1829555), (35, 1097733), (39, 985145), (49, 784095), (65, 591087), (91, 422205), (105, 365911), (147, 261365), (195, 197029), (245, 156819), (273, 140735), (455, 84441), (637, 60315), (735, 52273), (1365, 28147), (1911, 20105), (3185, 12063), (4021, 9555)]