128656442

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 215845560

約数和(自身を除く): 87189118

約数列:

[1, 2, 17, 34, 41, 61, 82, 89, 122, 178, 289, 578, 697, 1037, 1394, 1513, 2074, 2501, 3026, 3649, 5002, 5429, 7298, 10858, 11849, 17629, 23698, 25721, 35258, 42517, 51442, 62033, 85034, 92293, 124066, 184586, 222589, 445178, 722789, 1054561, 1445578, 1568981, 2109122, 3137962, 3784013, 7568026, 64328221, 128656442]

約数ペア:

[(1, 128656442), (2, 64328221), (17, 7568026), (34, 3784013), (41, 3137962), (61, 2109122), (82, 1568981), (89, 1445578), (122, 1054561), (178, 722789), (289, 445178), (578, 222589), (697, 184586), (1037, 124066), (1394, 92293), (1513, 85034), (2074, 62033), (2501, 51442), (3026, 42517), (3649, 35258), (5002, 25721), (5429, 23698), (7298, 17629), (10858, 11849)]