197211135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 367524864

約数和(自身を除く): 170313729

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 167, 187, 255, 421, 501, 561, 835, 935, 1263, 1837, 2105, 2505, 2805, 2839, 4631, 5511, 6315, 7157, 8517, 9185, 13893, 14195, 21471, 23155, 27555, 31229, 35785, 42585, 69465, 70307, 78727, 93687, 107355, 156145, 210921, 236181, 351535, 393635, 468435, 773377, 1054605, 1180905, 1195219, 2320131, 3585657, 3866885, 5976095, 11600655, 13147409, 17928285, 39442227, 65737045, 197211135]

約数ペア:

[(1, 197211135), (3, 65737045), (5, 39442227), (11, 17928285), (15, 13147409), (17, 11600655), (33, 5976095), (51, 3866885), (55, 3585657), (85, 2320131), (165, 1195219), (167, 1180905), (187, 1054605), (255, 773377), (421, 468435), (501, 393635), (561, 351535), (835, 236181), (935, 210921), (1263, 156145), (1837, 107355), (2105, 93687), (2505, 78727), (2805, 70307), (2839, 69465), (4631, 42585), (5511, 35785), (6315, 31229), (7157, 27555), (8517, 23155), (9185, 21471), (13893, 14195)]