31501938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 69780096

約数和(自身を除く): 38278158

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 169, 282, 338, 507, 611, 661, 1014, 1222, 1322, 1833, 1983, 3666, 3966, 7943, 8593, 15886, 17186, 23829, 25779, 31067, 47658, 51558, 62134, 93201, 111709, 186402, 223418, 335127, 403871, 670254, 807742, 1211613, 2423226, 5250323, 10500646, 15750969, 31501938]

約数ペア:

[(1, 31501938), (2, 15750969), (3, 10500646), (6, 5250323), (13, 2423226), (26, 1211613), (39, 807742), (47, 670254), (78, 403871), (94, 335127), (141, 223418), (169, 186402), (282, 111709), (338, 93201), (507, 62134), (611, 51558), (661, 47658), (1014, 31067), (1222, 25779), (1322, 23829), (1833, 17186), (1983, 15886), (3666, 8593), (3966, 7943)]