381656728

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{1637}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 724520160

約数和(自身を除く): 342863432

約数列:

[1, 2, 4, 8, 151, 193, 302, 386, 604, 772, 1208, 1544, 1637, 3274, 6548, 13096, 29143, 58286, 116572, 233144, 247187, 315941, 494374, 631882, 988748, 1263764, 1977496, 2527528, 47707091, 95414182, 190828364, 381656728]

約数ペア:

[(1, 381656728), (2, 190828364), (4, 95414182), (8, 47707091), (151, 2527528), (193, 1977496), (302, 1263764), (386, 988748), (604, 631882), (772, 494374), (1208, 315941), (1544, 247187), (1637, 233144), (3274, 116572), (6548, 58286), (13096, 29143)]