257890686

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{42683}}^1$

素因数の和:42760

約数の個数: 32

約数和(自身を含む): 553184640

約数和(自身を除く): 295293954

約数列:

[1, 2, 3, 6, 19, 38, 53, 57, 106, 114, 159, 318, 1007, 2014, 3021, 6042, 42683, 85366, 128049, 256098, 810977, 1621954, 2262199, 2432931, 4524398, 4865862, 6786597, 13573194, 42981781, 85963562, 128945343, 257890686]

約数ペア:

[(1, 257890686), (2, 128945343), (3, 85963562), (6, 42981781), (19, 13573194), (38, 6786597), (53, 4865862), (57, 4524398), (106, 2432931), (114, 2262199), (159, 1621954), (318, 810977), (1007, 256098), (2014, 128049), (3021, 85366), (6042, 42683)]