245174139

素因数分解:

$3^2\times 7^1\times {\mathrm{619}}^1\times {\mathrm{6287}}^1$

素因数の和:6919

約数の個数: 24

約数和(自身を含む): 405450240

約数和(自身を除く): 160276101

約数列:

[1, 3, 7, 9, 21, 63, 619, 1857, 4333, 5571, 6287, 12999, 18861, 38997, 44009, 56583, 132027, 396081, 3891653, 11674959, 27241571, 35024877, 81724713, 245174139]

約数ペア:

[(1, 245174139), (3, 81724713), (7, 35024877), (9, 27241571), (21, 11674959), (63, 3891653), (619, 396081), (1857, 132027), (4333, 56583), (5571, 44009), (6287, 38997), (12999, 18861)]