1900581697

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2143}}^1$

素因数の和:2309

約数の個数: 32

約数和(自身を含む): 2314010624

約数和(自身を除く): 413428927

約数列:

[1, 7, 31, 61, 67, 217, 427, 469, 1891, 2077, 2143, 4087, 13237, 14539, 15001, 28609, 66433, 126697, 130723, 143581, 465031, 886879, 915061, 1005067, 4052413, 4451011, 8758441, 28366891, 31157077, 61309087, 271511671, 1900581697]

約数ペア:

[(1, 1900581697), (7, 271511671), (31, 61309087), (61, 31157077), (67, 28366891), (217, 8758441), (427, 4451011), (469, 4052413), (1891, 1005067), (2077, 915061), (2143, 886879), (4087, 465031), (13237, 143581), (14539, 130723), (15001, 126697), (28609, 66433)]