201616503

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 298577664

約数和(自身を除く): 96961161

約数列:

[1, 3, 11, 33, 101, 241, 251, 303, 723, 753, 1111, 2651, 2761, 3333, 7953, 8283, 24341, 25351, 60491, 73023, 76053, 181473, 267751, 278861, 665401, 803253, 836583, 1996203, 6109591, 18328773, 67205501, 201616503]

約数ペア:

[(1, 201616503), (3, 67205501), (11, 18328773), (33, 6109591), (101, 1996203), (241, 836583), (251, 803253), (303, 665401), (723, 278861), (753, 267751), (1111, 181473), (2651, 76053), (2761, 73023), (3333, 60491), (7953, 25351), (8283, 24341)]