207312921

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{383}}^1\times {\mathrm{439}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 303114240

約数和(自身を除く): 95801319

約数列:

[1, 3, 9, 137, 383, 411, 439, 1149, 1233, 1317, 3447, 3951, 52471, 60143, 157413, 168137, 180429, 472239, 504411, 541287, 1513233, 23034769, 69104307, 207312921]

約数ペア:

[(1, 207312921), (3, 69104307), (9, 23034769), (137, 1513233), (383, 541287), (411, 504411), (439, 472239), (1149, 180429), (1233, 168137), (1317, 157413), (3447, 60143), (3951, 52471)]