15731937

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 25945920

約数和(自身を除く): 10213983

約数列:

[1, 3, 9, 13, 39, 43, 53, 59, 117, 129, 159, 177, 387, 477, 531, 559, 689, 767, 1677, 2067, 2279, 2301, 2537, 3127, 5031, 6201, 6837, 6903, 7611, 9381, 20511, 22833, 28143, 29627, 32981, 40651, 88881, 98943, 121953, 134461, 266643, 296829, 365859, 403383, 1210149, 1747993, 5243979, 15731937]

約数ペア:

[(1, 15731937), (3, 5243979), (9, 1747993), (13, 1210149), (39, 403383), (43, 365859), (53, 296829), (59, 266643), (117, 134461), (129, 121953), (159, 98943), (177, 88881), (387, 40651), (477, 32981), (531, 29627), (559, 28143), (689, 22833), (767, 20511), (1677, 9381), (2067, 7611), (2279, 6903), (2301, 6837), (2537, 6201), (3127, 5031)]