127262456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19471}}^1$

素因数の和:19539

約数の個数: 32

約数和(自身を含む): 257030400

約数和(自身を除く): 129767944

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 19471, 38942, 77884, 155768, 369949, 739898, 837253, 1479796, 1674506, 2959592, 3349012, 6698024, 15907807, 31815614, 63631228, 127262456]

約数ペア:

[(1, 127262456), (2, 63631228), (4, 31815614), (8, 15907807), (19, 6698024), (38, 3349012), (43, 2959592), (76, 1674506), (86, 1479796), (152, 837253), (172, 739898), (344, 369949), (817, 155768), (1634, 77884), (3268, 38942), (6536, 19471)]