291234987

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{347951}}^1$

素因数の和:347991

約数の個数: 16

約数和(自身を含む): 445378560

約数和(自身を除く): 154143573

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 347951, 1043853, 3131559, 9394677, 10786481, 32359443, 97078329, 291234987]

約数ペア:

[(1, 291234987), (3, 97078329), (9, 32359443), (27, 10786481), (31, 9394677), (93, 3131559), (279, 1043853), (837, 347951)]