129520131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1697}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 197783040

約数和(自身を除く): 68262909

約数列:

[1, 3, 13, 19, 39, 57, 103, 247, 309, 741, 1339, 1697, 1957, 4017, 5091, 5871, 22061, 25441, 32243, 66183, 76323, 96729, 174791, 419159, 524373, 1257477, 2272283, 3321029, 6816849, 9963087, 43173377, 129520131]

約数ペア:

[(1, 129520131), (3, 43173377), (13, 9963087), (19, 6816849), (39, 3321029), (57, 2272283), (103, 1257477), (247, 524373), (309, 419159), (741, 174791), (1339, 96729), (1697, 76323), (1957, 66183), (4017, 32243), (5091, 25441), (5871, 22061)]