256838302

素因数分解:

$2^1\times 7^2\times {\mathrm{1231}}^1\times {\mathrm{2129}}^1$

素因数の和:3376

約数の個数: 24

約数和(自身を含む): 448731360

約数和(自身を除く): 191893058

約数列:

[1, 2, 7, 14, 49, 98, 1231, 2129, 2462, 4258, 8617, 14903, 17234, 29806, 60319, 104321, 120638, 208642, 2620799, 5241598, 18345593, 36691186, 128419151, 256838302]

約数ペア:

[(1, 256838302), (2, 128419151), (7, 36691186), (14, 18345593), (49, 5241598), (98, 2620799), (1231, 208642), (2129, 120638), (2462, 104321), (4258, 60319), (8617, 29806), (14903, 17234)]