199480985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 266716800

約数和(自身を除く): 67235815

約数列:

[1, 5, 11, 55, 97, 139, 269, 485, 695, 1067, 1345, 1529, 2959, 5335, 7645, 13483, 14795, 26093, 37391, 67415, 130465, 148313, 186955, 287023, 411301, 741565, 1435115, 2056505, 3626927, 18134635, 39896197, 199480985]

約数ペア:

[(1, 199480985), (5, 39896197), (11, 18134635), (55, 3626927), (97, 2056505), (139, 1435115), (269, 741565), (485, 411301), (695, 287023), (1067, 186955), (1345, 148313), (1529, 130465), (2959, 67415), (5335, 37391), (7645, 26093), (13483, 14795)]