987667774

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{601}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 1541919456

約数和(自身を除く): 554251682

約数列:

[1, 2, 43, 86, 97, 194, 197, 394, 601, 1202, 4171, 8342, 8471, 16942, 19109, 25843, 38218, 51686, 58297, 116594, 118397, 236794, 821687, 1643374, 2506771, 5013542, 5091071, 10182142, 11484509, 22969018, 493833887, 987667774]

約数ペア:

[(1, 987667774), (2, 493833887), (43, 22969018), (86, 11484509), (97, 10182142), (194, 5091071), (197, 5013542), (394, 2506771), (601, 1643374), (1202, 821687), (4171, 236794), (8342, 118397), (8471, 116594), (16942, 58297), (19109, 51686), (25843, 38218)]