28155634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19744526

約数列:

[1, 2, 13, 23, 26, 46, 197, 239, 299, 394, 478, 598, 2561, 3107, 4531, 5122, 5497, 6214, 9062, 10994, 47083, 58903, 71461, 94166, 117806, 142922, 612079, 1082909, 1224158, 2165818, 14077817, 28155634]

約数ペア:

[(1, 28155634), (2, 14077817), (13, 2165818), (23, 1224158), (26, 1082909), (46, 612079), (197, 142922), (239, 117806), (299, 94166), (394, 71461), (478, 58903), (598, 47083), (2561, 10994), (3107, 9062), (4531, 6214), (5122, 5497)]