127311639

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2861}}^1$

素因数の和:3047

約数の個数: 32

約数和(自身を含む): 210276864

約数和(自身を除く): 82965225

約数列:

[1, 3, 7, 13, 21, 39, 91, 163, 273, 489, 1141, 2119, 2861, 3423, 6357, 8583, 14833, 20027, 37193, 44499, 60081, 111579, 260351, 466343, 781053, 1399029, 3264401, 6062459, 9793203, 18187377, 42437213, 127311639]

約数ペア:

[(1, 127311639), (3, 42437213), (7, 18187377), (13, 9793203), (21, 6062459), (39, 3264401), (91, 1399029), (163, 781053), (273, 466343), (489, 260351), (1141, 111579), (2119, 60081), (2861, 44499), (3423, 37193), (6357, 20027), (8583, 14833)]