297381890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{21379}}^1$

素因数の和:21506

約数の個数: 32

約数和(自身を含む): 581878080

約数和(自身を除く): 284496190

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 2782, 6955, 13910, 21379, 42758, 106895, 213790, 277927, 555854, 1389635, 2287553, 2779270, 4575106, 11437765, 22875530, 29738189, 59476378, 148690945, 297381890]

約数ペア:

[(1, 297381890), (2, 148690945), (5, 59476378), (10, 29738189), (13, 22875530), (26, 11437765), (65, 4575106), (107, 2779270), (130, 2287553), (214, 1389635), (535, 555854), (1070, 277927), (1391, 213790), (2782, 106895), (6955, 42758), (13910, 21379)]