16770645

素因数分解:

$3^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 56

約数和(自身を含む): 31163616

約数和(自身を除く): 14392971

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 107, 129, 135, 215, 243, 321, 387, 405, 535, 645, 729, 963, 1161, 1215, 1605, 1935, 2889, 3483, 3645, 4601, 4815, 5805, 8667, 10449, 13803, 14445, 17415, 23005, 26001, 31347, 41409, 43335, 52245, 69015, 78003, 124227, 130005, 156735, 207045, 372681, 390015, 621135, 1118043, 1863405, 3354129, 5590215, 16770645]

約数ペア:

[(1, 16770645), (3, 5590215), (5, 3354129), (9, 1863405), (15, 1118043), (27, 621135), (43, 390015), (45, 372681), (81, 207045), (107, 156735), (129, 130005), (135, 124227), (215, 78003), (243, 69015), (321, 52245), (387, 43335), (405, 41409), (535, 31347), (645, 26001), (729, 23005), (963, 17415), (1161, 14445), (1215, 13803), (1605, 10449), (1935, 8667), (2889, 5805), (3483, 4815), (3645, 4601)]