142720746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199889}}^1$

素因数の和:199918

約数の個数: 32

約数和(自身を含む): 345409920

約数和(自身を除く): 202689174

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 199889, 399778, 599667, 1199334, 1399223, 2798446, 3398113, 4197669, 6796226, 8395338, 10194339, 20388678, 23786791, 47573582, 71360373, 142720746]

約数ペア:

[(1, 142720746), (2, 71360373), (3, 47573582), (6, 23786791), (7, 20388678), (14, 10194339), (17, 8395338), (21, 6796226), (34, 4197669), (42, 3398113), (51, 2798446), (102, 1399223), (119, 1199334), (238, 599667), (357, 399778), (714, 199889)]