16506711

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 27963936

約数和(自身を除く): 11457225

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 193, 221, 387, 559, 579, 663, 731, 1677, 1737, 1989, 2193, 2509, 3281, 5031, 6579, 7527, 8299, 9503, 9843, 22581, 24897, 28509, 29529, 42653, 74691, 85527, 107887, 127959, 141083, 323661, 383877, 423249, 970983, 1269747, 1834079, 5502237, 16506711]

約数ペア:

[(1, 16506711), (3, 5502237), (9, 1834079), (13, 1269747), (17, 970983), (39, 423249), (43, 383877), (51, 323661), (117, 141083), (129, 127959), (153, 107887), (193, 85527), (221, 74691), (387, 42653), (559, 29529), (579, 28509), (663, 24897), (731, 22581), (1677, 9843), (1737, 9503), (1989, 8299), (2193, 7527), (2509, 6579), (3281, 5031)]