1285191632

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{193}}^1\times {\mathrm{2179}}^1$

素因数の和:2571

約数の個数: 40

約数和(自身を含む): 2517219840

約数和(自身を除く): 1232028208

約数列:

[1, 2, 4, 8, 16, 191, 193, 382, 386, 764, 772, 1528, 1544, 2179, 3056, 3088, 4358, 8716, 17432, 34864, 36863, 73726, 147452, 294904, 416189, 420547, 589808, 832378, 841094, 1664756, 1682188, 3329512, 3364376, 6659024, 6728752, 80324477, 160648954, 321297908, 642595816, 1285191632]

約数ペア:

[(1, 1285191632), (2, 642595816), (4, 321297908), (8, 160648954), (16, 80324477), (191, 6728752), (193, 6659024), (382, 3364376), (386, 3329512), (764, 1682188), (772, 1664756), (1528, 841094), (1544, 832378), (2179, 589808), (3056, 420547), (3088, 416189), (4358, 294904), (8716, 147452), (17432, 73726), (34864, 36863)]