17940933

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 29405376

約数和(自身を除く): 11464443

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 101, 129, 153, 243, 303, 387, 459, 731, 909, 1161, 1377, 1717, 2193, 2727, 3483, 4131, 4343, 5151, 6579, 8181, 10449, 13029, 15453, 19737, 24543, 39087, 46359, 59211, 73831, 117261, 139077, 177633, 221493, 351783, 417231, 664479, 1055349, 1993437, 5980311, 17940933]

約数ペア:

[(1, 17940933), (3, 5980311), (9, 1993437), (17, 1055349), (27, 664479), (43, 417231), (51, 351783), (81, 221493), (101, 177633), (129, 139077), (153, 117261), (243, 73831), (303, 59211), (387, 46359), (459, 39087), (731, 24543), (909, 19737), (1161, 15453), (1377, 13029), (1717, 10449), (2193, 8181), (2727, 6579), (3483, 5151), (4131, 4343)]