31485394

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 54817920

約数和(自身を除く): 23332526

約数列:

[1, 2, 17, 19, 34, 38, 47, 61, 94, 122, 289, 323, 578, 646, 799, 893, 1037, 1159, 1598, 1786, 2074, 2318, 2867, 5491, 5734, 10982, 13583, 15181, 17629, 19703, 27166, 30362, 35258, 39406, 48739, 54473, 97478, 108946, 258077, 334951, 516154, 669902, 828563, 926041, 1657126, 1852082, 15742697, 31485394]

約数ペア:

[(1, 31485394), (2, 15742697), (17, 1852082), (19, 1657126), (34, 926041), (38, 828563), (47, 669902), (61, 516154), (94, 334951), (122, 258077), (289, 108946), (323, 97478), (578, 54473), (646, 48739), (799, 39406), (893, 35258), (1037, 30362), (1159, 27166), (1598, 19703), (1786, 17629), (2074, 15181), (2318, 13583), (2867, 10982), (5491, 5734)]