398996901

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{167}}^1\times {\mathrm{827}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 600929280

約数和(自身を除く): 201932379

約数列:

[1, 3, 9, 27, 107, 167, 321, 501, 827, 963, 1503, 2481, 2889, 4509, 7443, 17869, 22329, 53607, 88489, 138109, 160821, 265467, 414327, 482463, 796401, 1242981, 2389203, 3728943, 14777663, 44332989, 132998967, 398996901]

約数ペア:

[(1, 398996901), (3, 132998967), (9, 44332989), (27, 14777663), (107, 3728943), (167, 2389203), (321, 1242981), (501, 796401), (827, 482463), (963, 414327), (1503, 265467), (2481, 160821), (2889, 138109), (4509, 88489), (7443, 53607), (17869, 22329)]