28734394

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:742

約数の個数: 24

約数和(自身を含む): 47064672

約数和(自身を除く): 18330278

約数列:

[1, 2, 13, 26, 151, 169, 302, 338, 563, 1126, 1963, 3926, 7319, 14638, 25519, 51038, 85013, 95147, 170026, 190294, 1105169, 2210338, 14367197, 28734394]

約数ペア:

[(1, 28734394), (2, 14367197), (13, 2210338), (26, 1105169), (151, 190294), (169, 170026), (302, 95147), (338, 85013), (563, 51038), (1126, 25519), (1963, 14638), (3926, 7319)]