831141

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:374

約数の個数: 20

約数和(自身を含む): 1285504

約数和(自身を除く): 454363

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 331, 837, 993, 2511, 2979, 8937, 10261, 26811, 30783, 92349, 277047, 831141]

約数ペア:

[(1, 831141), (3, 277047), (9, 92349), (27, 30783), (31, 26811), (81, 10261), (93, 8937), (279, 2979), (331, 2511), (837, 993)]