210859341

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1321}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 351292416

約数和(自身を除く): 140433075

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 691, 1321, 2073, 3963, 4837, 7601, 9247, 14511, 14531, 22803, 27741, 43593, 53207, 101717, 159621, 305151, 912811, 2738433, 6389677, 10040921, 19169031, 30122763, 70286447, 210859341]

約数ペア:

[(1, 210859341), (3, 70286447), (7, 30122763), (11, 19169031), (21, 10040921), (33, 6389677), (77, 2738433), (231, 912811), (691, 305151), (1321, 159621), (2073, 101717), (3963, 53207), (4837, 43593), (7601, 27741), (9247, 22803), (14511, 14531)]