210003970197

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{50762381}}^1$

素因数の和:50762588

約数の個数: 16

約数和(自身を含む): 321630452352

約数和(自身を除く): 111626482155

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 50762381, 152287143, 355336667, 1066010001, 10000189057, 30000567171, 70001323399, 210003970197]

約数ペア:

[(1, 210003970197), (3, 70001323399), (7, 30000567171), (21, 10000189057), (197, 1066010001), (591, 355336667), (1379, 152287143), (4137, 50762381)]