489625514

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{13313}}^1$

素因数の和:13430

約数の個数: 32

約数和(自身を含む): 874250496

約数和(自身を除く): 384624982

約数列:

[1, 2, 7, 14, 37, 71, 74, 142, 259, 497, 518, 994, 2627, 5254, 13313, 18389, 26626, 36778, 93191, 186382, 492581, 945223, 985162, 1890446, 3448067, 6616561, 6896134, 13233122, 34973251, 69946502, 244812757, 489625514]

約数ペア:

[(1, 489625514), (2, 244812757), (7, 69946502), (14, 34973251), (37, 13233122), (71, 6896134), (74, 6616561), (142, 3448067), (259, 1890446), (497, 985162), (518, 945223), (994, 492581), (2627, 186382), (5254, 93191), (13313, 36778), (18389, 26626)]