198647918

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{8689}}^1$

素因数の和:8792

約数の個数: 32

約数和(自身を含む): 360391680

約数和(自身を除く): 161743762

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 994, 1633, 3266, 8689, 11431, 17378, 22862, 60823, 121646, 199847, 399694, 616919, 1233838, 1398929, 2797858, 4318433, 8636866, 14189137, 28378274, 99323959, 198647918]

約数ペア:

[(1, 198647918), (2, 99323959), (7, 28378274), (14, 14189137), (23, 8636866), (46, 4318433), (71, 2797858), (142, 1398929), (161, 1233838), (322, 616919), (497, 399694), (994, 199847), (1633, 121646), (3266, 60823), (8689, 22862), (11431, 17378)]