87198741

素因数分解:

$3^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2549}}^1$

素因数の和:2746

約数の個数: 32

約数和(自身を含む): 148512000

約数和(自身を除く): 61313259

約数列:

[1, 3, 7, 9, 21, 27, 63, 181, 189, 543, 1267, 1629, 2549, 3801, 4887, 7647, 11403, 17843, 22941, 34209, 53529, 68823, 160587, 461369, 481761, 1384107, 3229583, 4152321, 9688749, 12456963, 29066247, 87198741]

約数ペア:

[(1, 87198741), (3, 29066247), (7, 12456963), (9, 9688749), (21, 4152321), (27, 3229583), (63, 1384107), (181, 481761), (189, 461369), (543, 160587), (1267, 68823), (1629, 53529), (2549, 34209), (3801, 22941), (4887, 17843), (7647, 11403)]