243386367

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{683}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 378224640

約数和(自身を除く): 134838273

約数列:

[1, 3, 7, 21, 71, 213, 239, 497, 683, 717, 1491, 1673, 2049, 4781, 5019, 14343, 16969, 48493, 50907, 118783, 145479, 163237, 339451, 356349, 489711, 1018353, 1142659, 3427977, 11589827, 34769481, 81128789, 243386367]

約数ペア:

[(1, 243386367), (3, 81128789), (7, 34769481), (21, 11589827), (71, 3427977), (213, 1142659), (239, 1018353), (497, 489711), (683, 356349), (717, 339451), (1491, 163237), (1673, 145479), (2049, 118783), (4781, 50907), (5019, 48493), (14343, 16969)]