201939878

素因数分解:

$2^1\times 7^3\times {\mathrm{431}}^1\times {\mathrm{683}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 354585600

約数和(自身を除く): 152645722

約数列:

[1, 2, 7, 14, 49, 98, 343, 431, 683, 686, 862, 1366, 3017, 4781, 6034, 9562, 21119, 33467, 42238, 66934, 147833, 234269, 294373, 295666, 468538, 588746, 2060611, 4121222, 14424277, 28848554, 100969939, 201939878]

約数ペア:

[(1, 201939878), (2, 100969939), (7, 28848554), (14, 14424277), (49, 4121222), (98, 2060611), (343, 588746), (431, 468538), (683, 295666), (686, 294373), (862, 234269), (1366, 147833), (3017, 66934), (4781, 42238), (6034, 33467), (9562, 21119)]