31375743

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{383}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 49545216

約数和(自身を除く): 18169473

約数列:

[1, 3, 7, 21, 47, 83, 141, 249, 329, 383, 581, 987, 1149, 1743, 2681, 3901, 8043, 11703, 18001, 27307, 31789, 54003, 81921, 95367, 126007, 222523, 378021, 667569, 1494083, 4482249, 10458581, 31375743]

約数ペア:

[(1, 31375743), (3, 10458581), (7, 4482249), (21, 1494083), (47, 667569), (83, 378021), (141, 222523), (249, 126007), (329, 95367), (383, 81921), (581, 54003), (987, 31789), (1149, 27307), (1743, 18001), (2681, 11703), (3901, 8043)]