142779328

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{131231}}^1$

素因数の和:131260

約数の個数: 28

約数和(自身を含む): 299996352

約数和(自身を除く): 157217024

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 131231, 262462, 524924, 1049848, 2099696, 2230927, 4199392, 4461854, 8398784, 8923708, 17847416, 35694832, 71389664, 142779328]

約数ペア:

[(1, 142779328), (2, 71389664), (4, 35694832), (8, 17847416), (16, 8923708), (17, 8398784), (32, 4461854), (34, 4199392), (64, 2230927), (68, 2099696), (136, 1049848), (272, 524924), (544, 262462), (1088, 131231)]