127972072

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{66931}}^1$

素因数の和:67176

約数の個数: 16

約数和(自身を含む): 240955200

約数和(自身を除く): 112983128

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 66931, 133862, 267724, 535448, 15996509, 31993018, 63986036, 127972072]

約数ペア:

[(1, 127972072), (2, 63986036), (4, 31993018), (8, 15996509), (239, 535448), (478, 267724), (956, 133862), (1912, 66931)]