27845811

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 49603840

約数和(自身を除く): 21758029

約数列:

[1, 3, 7, 9, 19, 21, 43, 57, 63, 129, 133, 171, 301, 387, 399, 541, 817, 903, 1197, 1623, 2451, 2709, 3787, 4869, 5719, 7353, 10279, 11361, 17157, 23263, 30837, 34083, 51471, 69789, 71953, 92511, 162841, 209367, 215859, 441997, 488523, 647577, 1325991, 1465569, 3093979, 3977973, 9281937, 27845811]

約数ペア:

[(1, 27845811), (3, 9281937), (7, 3977973), (9, 3093979), (19, 1465569), (21, 1325991), (43, 647577), (57, 488523), (63, 441997), (129, 215859), (133, 209367), (171, 162841), (301, 92511), (387, 71953), (399, 69789), (541, 51471), (817, 34083), (903, 30837), (1197, 23263), (1623, 17157), (2451, 11361), (2709, 10279), (3787, 7353), (4869, 5719)]