203919219

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{140731}}^1$

素因数の和:140767

約数の個数: 24

約数和(自身を含む): 351267072

約数和(自身を除く): 147347853

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 140731, 422193, 985117, 1266579, 2955351, 3236813, 8866053, 9710439, 22657691, 29131317, 67973073, 203919219]

約数ペア:

[(1, 203919219), (3, 67973073), (7, 29131317), (9, 22657691), (21, 9710439), (23, 8866053), (63, 3236813), (69, 2955351), (161, 1266579), (207, 985117), (483, 422193), (1449, 140731)]