1425158288

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{66821}}^1$

素因数の和:66903

約数の個数: 40

約数和(自身を含む): 2916646656

約数和(自身を除く): 1491488368

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 66821, 133642, 267284, 534568, 1069136, 2071451, 2873303, 4142902, 5746606, 8285804, 11493212, 16571608, 22986424, 33143216, 45972848, 89072393, 178144786, 356289572, 712579144, 1425158288]

約数ペア:

[(1, 1425158288), (2, 712579144), (4, 356289572), (8, 178144786), (16, 89072393), (31, 45972848), (43, 33143216), (62, 22986424), (86, 16571608), (124, 11493212), (172, 8285804), (248, 5746606), (344, 4142902), (496, 2873303), (688, 2071451), (1333, 1069136), (2666, 534568), (5332, 267284), (10664, 133642), (21328, 66821)]