168375123

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 308161152

約数和(自身を除く): 139786029

約数列:

[1, 3, 7, 9, 17, 21, 37, 49, 51, 63, 111, 119, 147, 153, 259, 333, 357, 441, 607, 629, 777, 833, 1071, 1813, 1821, 1887, 2331, 2499, 4249, 4403, 5439, 5463, 5661, 7497, 10319, 12747, 13209, 16317, 22459, 29743, 30821, 30957, 38241, 39627, 67377, 72233, 89229, 92463, 92871, 157213, 202131, 216699, 267687, 277389, 381803, 471639, 505631, 650097, 1100491, 1145409, 1414917, 1516893, 2672621, 3301473, 3436227, 4550679, 8017863, 9904419, 18708347, 24053589, 56125041, 168375123]

約数ペア:

[(1, 168375123), (3, 56125041), (7, 24053589), (9, 18708347), (17, 9904419), (21, 8017863), (37, 4550679), (49, 3436227), (51, 3301473), (63, 2672621), (111, 1516893), (119, 1414917), (147, 1145409), (153, 1100491), (259, 650097), (333, 505631), (357, 471639), (441, 381803), (607, 277389), (629, 267687), (777, 216699), (833, 202131), (1071, 157213), (1813, 92871), (1821, 92463), (1887, 89229), (2331, 72233), (2499, 67377), (4249, 39627), (4403, 38241), (5439, 30957), (5463, 30821), (5661, 29743), (7497, 22459), (10319, 16317), (12747, 13209)]