2189214

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 4942080

約数和(自身を除く): 2752866

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 571, 639, 1142, 1278, 1713, 1917, 3426, 3834, 5139, 10278, 15417, 30834, 40541, 81082, 121623, 243246, 364869, 729738, 1094607, 2189214]

約数ペア:

[(1, 2189214), (2, 1094607), (3, 729738), (6, 364869), (9, 243246), (18, 121623), (27, 81082), (54, 40541), (71, 30834), (142, 15417), (213, 10278), (426, 5139), (571, 3834), (639, 3426), (1142, 1917), (1278, 1713)]