16535781

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 27316224

約数和(自身を除く): 10780443

約数列:

[1, 3, 9, 17, 23, 37, 51, 69, 111, 127, 153, 207, 333, 381, 391, 629, 851, 1143, 1173, 1887, 2159, 2553, 2921, 3519, 4699, 5661, 6477, 7659, 8763, 14097, 14467, 19431, 26289, 42291, 43401, 49657, 79883, 108077, 130203, 148971, 239649, 324231, 446913, 718947, 972693, 1837309, 5511927, 16535781]

約数ペア:

[(1, 16535781), (3, 5511927), (9, 1837309), (17, 972693), (23, 718947), (37, 446913), (51, 324231), (69, 239649), (111, 148971), (127, 130203), (153, 108077), (207, 79883), (333, 49657), (381, 43401), (391, 42291), (629, 26289), (851, 19431), (1143, 14467), (1173, 14097), (1887, 8763), (2159, 7659), (2553, 6477), (2921, 5661), (3519, 4699)]