207869751

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 303810000

約数和(自身を除く): 95940249

約数列:

[1, 3, 9, 149, 379, 409, 447, 1137, 1227, 1341, 3411, 3681, 56471, 60941, 155011, 169413, 182823, 465033, 508239, 548469, 1395099, 23096639, 69289917, 207869751]

約数ペア:

[(1, 207869751), (3, 69289917), (9, 23096639), (149, 1395099), (379, 548469), (409, 508239), (447, 465033), (1137, 182823), (1227, 169413), (1341, 155011), (3411, 60941), (3681, 56471)]