256960844

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{195259}}^1$

素因数の和:195317

約数の個数: 24

約数和(自身を含む): 524858880

約数和(自身を除く): 267898036

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 195259, 390518, 781036, 1366813, 2733626, 5467252, 9177173, 18354346, 36708692, 64240211, 128480422, 256960844]

約数ペア:

[(1, 256960844), (2, 128480422), (4, 64240211), (7, 36708692), (14, 18354346), (28, 9177173), (47, 5467252), (94, 2733626), (188, 1366813), (329, 781036), (658, 390518), (1316, 195259)]