157997301

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{3581}}^1$

素因数の和:3793

約数の個数: 32

約数和(自身を含む): 264093696

約数和(自身を除く): 106096395

約数列:

[1, 3, 7, 11, 21, 33, 77, 191, 231, 573, 1337, 2101, 3581, 4011, 6303, 10743, 14707, 25067, 39391, 44121, 75201, 118173, 275737, 683971, 827211, 2051913, 4787797, 7523681, 14363391, 22571043, 52665767, 157997301]

約数ペア:

[(1, 157997301), (3, 52665767), (7, 22571043), (11, 14363391), (21, 7523681), (33, 4787797), (77, 2051913), (191, 827211), (231, 683971), (573, 275737), (1337, 118173), (2101, 75201), (3581, 44121), (4011, 39391), (6303, 25067), (10743, 14707)]