15679997906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{38377}}^1$

素因数の和:38654

約数の個数: 32

約数和(自身を含む): 25440929712

約数和(自身を除く): 9760931806

約数列:

[1, 2, 17, 34, 61, 122, 197, 394, 1037, 2074, 3349, 6698, 12017, 24034, 38377, 76754, 204289, 408578, 652409, 1304818, 2340997, 4681994, 7560269, 15120538, 39796949, 79593898, 128524573, 257049146, 461176409, 922352818, 7839998953, 15679997906]

約数ペア:

[(1, 15679997906), (2, 7839998953), (17, 922352818), (34, 461176409), (61, 257049146), (122, 128524573), (197, 79593898), (394, 39796949), (1037, 15120538), (2074, 7560269), (3349, 4681994), (6698, 2340997), (12017, 1304818), (24034, 652409), (38377, 408578), (76754, 204289)]