281244095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 375160896

約数和(自身を除く): 93916801

約数列:

[1, 5, 11, 55, 101, 197, 257, 505, 985, 1111, 1285, 2167, 2827, 5555, 10835, 14135, 19897, 25957, 50629, 99485, 129785, 218867, 253145, 285527, 556919, 1094335, 1427635, 2784595, 5113529, 25567645, 56248819, 281244095]

約数ペア:

[(1, 281244095), (5, 56248819), (11, 25567645), (55, 5113529), (101, 2784595), (197, 1427635), (257, 1094335), (505, 556919), (985, 285527), (1111, 253145), (1285, 218867), (2167, 129785), (2827, 99485), (5555, 50629), (10835, 25957), (14135, 19897)]