31216941

素因数分解:

$3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 53120000

約数和(自身を除く): 21903059

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 331, 499, 993, 1497, 2317, 2979, 3493, 4491, 6951, 8937, 10479, 13473, 20853, 31437, 62559, 94311, 165169, 495507, 1156183, 1486521, 3468549, 4459563, 10405647, 31216941]

約数ペア:

[(1, 31216941), (3, 10405647), (7, 4459563), (9, 3468549), (21, 1486521), (27, 1156183), (63, 495507), (189, 165169), (331, 94311), (499, 62559), (993, 31437), (1497, 20853), (2317, 13473), (2979, 10479), (3493, 8937), (4491, 6951)]