642860822

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 997436160

約数和(自身を除く): 354575338

約数列:

[1, 2, 61, 122, 139, 167, 227, 278, 334, 454, 8479, 10187, 13847, 16958, 20374, 23213, 27694, 31553, 37909, 46426, 63106, 75818, 1415993, 1924733, 2312449, 2831986, 3849466, 4624898, 5269351, 10538702, 321430411, 642860822]

約数ペア:

[(1, 642860822), (2, 321430411), (61, 10538702), (122, 5269351), (139, 4624898), (167, 3849466), (227, 2831986), (278, 2312449), (334, 1924733), (454, 1415993), (8479, 75818), (10187, 63106), (13847, 46426), (16958, 37909), (20374, 31553), (23213, 27694)]