12870784

素因数分解:

$2^7\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 25823340

約数和(自身を除く): 12952556

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 193, 386, 521, 772, 1042, 1544, 2084, 3088, 4168, 6176, 8336, 12352, 16672, 24704, 33344, 66688, 100553, 201106, 402212, 804424, 1608848, 3217696, 6435392, 12870784]

約数ペア:

[(1, 12870784), (2, 6435392), (4, 3217696), (8, 1608848), (16, 804424), (32, 402212), (64, 201106), (128, 100553), (193, 66688), (386, 33344), (521, 24704), (772, 16672), (1042, 12352), (1544, 8336), (2084, 6176), (3088, 4168)]