28089182

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 50274000

約数和(自身を除く): 22184818

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 121, 149, 209, 242, 298, 418, 451, 779, 902, 1558, 1639, 2299, 2831, 3278, 4598, 4961, 5662, 6109, 8569, 9922, 12218, 17138, 18029, 31141, 36058, 62282, 67199, 94259, 116071, 134398, 188518, 232142, 342551, 685102, 739189, 1276781, 1478378, 2553562, 14044591, 28089182]

約数ペア:

[(1, 28089182), (2, 14044591), (11, 2553562), (19, 1478378), (22, 1276781), (38, 739189), (41, 685102), (82, 342551), (121, 232142), (149, 188518), (209, 134398), (242, 116071), (298, 94259), (418, 67199), (451, 62282), (779, 36058), (902, 31141), (1558, 18029), (1639, 17138), (2299, 12218), (2831, 9922), (3278, 8569), (4598, 6109), (4961, 5662)]