1293497145

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{209813}}^1$

素因数の和:209961

約数の個数: 24

約数和(自身を含む): 2258437896

約数和(自身を除く): 964940751

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 209813, 629439, 1049065, 1888317, 3147195, 9441585, 28744381, 86233143, 143721905, 258699429, 431165715, 1293497145]

約数ペア:

[(1, 1293497145), (3, 431165715), (5, 258699429), (9, 143721905), (15, 86233143), (45, 28744381), (137, 9441585), (411, 3147195), (685, 1888317), (1233, 1049065), (2055, 629439), (6165, 209813)]