128919308

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{601}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 265380864

約数和(自身を除く): 136461556

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 163, 188, 326, 329, 601, 652, 658, 1141, 1202, 1316, 2282, 2404, 4207, 4564, 7661, 8414, 15322, 16828, 28247, 30644, 53627, 56494, 97963, 107254, 112988, 195926, 197729, 214508, 391852, 395458, 685741, 790916, 1371482, 2742964, 4604261, 9208522, 18417044, 32229827, 64459654, 128919308]

約数ペア:

[(1, 128919308), (2, 64459654), (4, 32229827), (7, 18417044), (14, 9208522), (28, 4604261), (47, 2742964), (94, 1371482), (163, 790916), (188, 685741), (326, 395458), (329, 391852), (601, 214508), (652, 197729), (658, 195926), (1141, 112988), (1202, 107254), (1316, 97963), (2282, 56494), (2404, 53627), (4207, 30644), (4564, 28247), (7661, 16828), (8414, 15322)]