213784810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{2803}}^1$

素因数の和:3102

約数の個数: 32

約数和(自身を含む): 399738240

約数和(自身を除く): 185953430

約数列:

[1, 2, 5, 10, 29, 58, 145, 263, 290, 526, 1315, 2630, 2803, 5606, 7627, 14015, 15254, 28030, 38135, 76270, 81287, 162574, 406435, 737189, 812870, 1474378, 3685945, 7371890, 21378481, 42756962, 106892405, 213784810]

約数ペア:

[(1, 213784810), (2, 106892405), (5, 42756962), (10, 21378481), (29, 7371890), (58, 3685945), (145, 1474378), (263, 812870), (290, 737189), (526, 406435), (1315, 162574), (2630, 81287), (2803, 76270), (5606, 38135), (7627, 28030), (14015, 15254)]