3981609

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 32

約数和(自身を含む): 6266880

約数和(自身を除く): 2285271

約数列:

[1, 3, 9, 27, 31, 67, 71, 93, 201, 213, 279, 603, 639, 837, 1809, 1917, 2077, 2201, 4757, 6231, 6603, 14271, 18693, 19809, 42813, 56079, 59427, 128439, 147467, 442401, 1327203, 3981609]

約数ペア:

[(1, 3981609), (3, 1327203), (9, 442401), (27, 147467), (31, 128439), (67, 59427), (71, 56079), (93, 42813), (201, 19809), (213, 18693), (279, 14271), (603, 6603), (639, 6231), (837, 4757), (1809, 2201), (1917, 2077)]