197804521

素因数分解:

${\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1303}}^1$

素因数の和:1476

約数の個数: 16

約数和(自身を含む): 210309120

約数和(自身を除く): 12504599

約数列:

[1, 31, 59, 83, 1303, 1829, 2573, 4897, 40393, 76877, 108149, 151807, 2383187, 3352619, 6380791, 197804521]

約数ペア:

[(1, 197804521), (31, 6380791), (59, 3352619), (83, 2383187), (1303, 151807), (1829, 108149), (2573, 76877), (4897, 40393)]