121998123

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{691}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 195310080

約数和(自身を除く): 73311957

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 503, 691, 1509, 2073, 4527, 6219, 6539, 8983, 13581, 18657, 19617, 26949, 58851, 80847, 176553, 242541, 347573, 1042719, 3128157, 4518449, 9384471, 13555347, 40666041, 121998123]

約数ペア:

[(1, 121998123), (3, 40666041), (9, 13555347), (13, 9384471), (27, 4518449), (39, 3128157), (117, 1042719), (351, 347573), (503, 242541), (691, 176553), (1509, 80847), (2073, 58851), (4527, 26949), (6219, 19617), (6539, 18657), (8983, 13581)]