991052699

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{1327}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 1267230720

約数和(自身を除く): 276178021

約数列:

[1, 7, 13, 29, 91, 203, 283, 377, 1327, 1981, 2639, 3679, 8207, 9289, 17251, 25753, 38483, 57449, 106691, 120757, 269381, 375541, 500279, 746837, 2628787, 3501953, 4882033, 10890689, 34174231, 76234823, 141578957, 991052699]

約数ペア:

[(1, 991052699), (7, 141578957), (13, 76234823), (29, 34174231), (91, 10890689), (203, 4882033), (283, 3501953), (377, 2628787), (1327, 746837), (1981, 500279), (2639, 375541), (3679, 269381), (8207, 120757), (9289, 106691), (17251, 57449), (25753, 38483)]