986789990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1171}}^1\times {\mathrm{4957}}^1$

素因数の和:6152

約数の個数: 32

約数和(自身を含む): 1882691424

約数和(自身を除く): 895901434

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1171, 2342, 4957, 5855, 9914, 11710, 19907, 24785, 39814, 49570, 84269, 99535, 168538, 199070, 421345, 842690, 5804647, 11609294, 29023235, 58046470, 98678999, 197357998, 493394995, 986789990]

約数ペア:

[(1, 986789990), (2, 493394995), (5, 197357998), (10, 98678999), (17, 58046470), (34, 29023235), (85, 11609294), (170, 5804647), (1171, 842690), (2342, 421345), (4957, 199070), (5855, 168538), (9914, 99535), (11710, 84269), (19907, 49570), (24785, 39814)]