221445117

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{751}}^1$

素因数の和:990

約数の個数: 32

約数和(自身を含む): 335452160

約数和(自身を除く): 114007043

約数列:

[1, 3, 9, 27, 67, 163, 201, 489, 603, 751, 1467, 1809, 2253, 4401, 6759, 10921, 20277, 32763, 50317, 98289, 122413, 150951, 294867, 367239, 452853, 1101717, 1358559, 3305151, 8201671, 24605013, 73815039, 221445117]

約数ペア:

[(1, 221445117), (3, 73815039), (9, 24605013), (27, 8201671), (67, 3305151), (163, 1358559), (201, 1101717), (489, 452853), (603, 367239), (751, 294867), (1467, 150951), (1809, 122413), (2253, 98289), (4401, 50317), (6759, 32763), (10921, 20277)]