127278281

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 148055040

約数和(自身を除く): 20776759

約数列:

[1, 13, 31, 53, 59, 101, 403, 689, 767, 1313, 1643, 1829, 3127, 3131, 5353, 5959, 21359, 23777, 40651, 40703, 69589, 77467, 96937, 165943, 184729, 315827, 1260181, 2157259, 2401477, 4105751, 9790637, 127278281]

約数ペア:

[(1, 127278281), (13, 9790637), (31, 4105751), (53, 2401477), (59, 2157259), (101, 1260181), (403, 315827), (689, 184729), (767, 165943), (1313, 96937), (1643, 77467), (1829, 69589), (3127, 40703), (3131, 40651), (5353, 23777), (5959, 21359)]