155005004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21881}}^1$

素因数の和:21926

約数の個数: 48

約数和(自身を含む): 352912896

約数和(自身を除く): 197907892

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 3542, 7084, 21881, 43762, 87524, 153167, 240691, 306334, 481382, 503263, 612668, 962764, 1006526, 1684837, 2013052, 3369674, 3522841, 5535893, 6739348, 7045682, 11071786, 14091364, 22143572, 38751251, 77502502, 155005004]

約数ペア:

[(1, 155005004), (2, 77502502), (4, 38751251), (7, 22143572), (11, 14091364), (14, 11071786), (22, 7045682), (23, 6739348), (28, 5535893), (44, 3522841), (46, 3369674), (77, 2013052), (92, 1684837), (154, 1006526), (161, 962764), (253, 612668), (308, 503263), (322, 481382), (506, 306334), (644, 240691), (1012, 153167), (1771, 87524), (3542, 43762), (7084, 21881)]