17142950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 35354880

約数和(自身を除く): 18211930

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 142, 275, 355, 439, 550, 710, 781, 878, 1562, 1775, 2195, 3550, 3905, 4390, 4829, 7810, 9658, 10975, 19525, 21950, 24145, 31169, 39050, 48290, 62338, 120725, 155845, 241450, 311690, 342859, 685718, 779225, 1558450, 1714295, 3428590, 8571475, 17142950]

約数ペア:

[(1, 17142950), (2, 8571475), (5, 3428590), (10, 1714295), (11, 1558450), (22, 779225), (25, 685718), (50, 342859), (55, 311690), (71, 241450), (110, 155845), (142, 120725), (275, 62338), (355, 48290), (439, 39050), (550, 31169), (710, 24145), (781, 21950), (878, 19525), (1562, 10975), (1775, 9658), (2195, 7810), (3550, 4829), (3905, 4390)]