256794434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{563}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 424678464

約数和(自身を除く): 167884030

約数列:

[1, 2, 13, 26, 53, 106, 331, 563, 662, 689, 1126, 1378, 4303, 7319, 8606, 14638, 17543, 29839, 35086, 59678, 186353, 228059, 372706, 387907, 456118, 775814, 2422589, 4845178, 9876709, 19753418, 128397217, 256794434]

約数ペア:

[(1, 256794434), (2, 128397217), (13, 19753418), (26, 9876709), (53, 4845178), (106, 2422589), (331, 775814), (563, 456118), (662, 387907), (689, 372706), (1126, 228059), (1378, 186353), (4303, 59678), (7319, 35086), (8606, 29839), (14638, 17543)]