157427990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1\times {\mathrm{1021}}^1$

素因数の和:1952

約数の個数: 32

約数和(自身を含む): 300664224

約数和(自身を除く): 143236234

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 907, 1021, 1814, 2042, 4535, 5105, 9070, 10210, 15419, 17357, 30838, 34714, 77095, 86785, 154190, 173570, 926047, 1852094, 4630235, 9260470, 15742799, 31485598, 78713995, 157427990]

約数ペア:

[(1, 157427990), (2, 78713995), (5, 31485598), (10, 15742799), (17, 9260470), (34, 4630235), (85, 1852094), (170, 926047), (907, 173570), (1021, 154190), (1814, 86785), (2042, 77095), (4535, 34714), (5105, 30838), (9070, 17357), (10210, 15419)]