211956858

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2389}}^1$

素因数の和:2484

約数の個数: 64

約数和(自身を含む): 495590400

約数和(自身を除く): 283633542

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 53, 54, 62, 93, 106, 159, 186, 279, 318, 477, 558, 837, 954, 1431, 1643, 1674, 2389, 2862, 3286, 4778, 4929, 7167, 9858, 14334, 14787, 21501, 29574, 43002, 44361, 64503, 74059, 88722, 126617, 129006, 148118, 222177, 253234, 379851, 444354, 666531, 759702, 1139553, 1333062, 1999593, 2279106, 3418659, 3925127, 3999186, 6837318, 7850254, 11775381, 23550762, 35326143, 70652286, 105978429, 211956858]

約数ペア:

[(1, 211956858), (2, 105978429), (3, 70652286), (6, 35326143), (9, 23550762), (18, 11775381), (27, 7850254), (31, 6837318), (53, 3999186), (54, 3925127), (62, 3418659), (93, 2279106), (106, 1999593), (159, 1333062), (186, 1139553), (279, 759702), (318, 666531), (477, 444354), (558, 379851), (837, 253234), (954, 222177), (1431, 148118), (1643, 129006), (1674, 126617), (2389, 88722), (2862, 74059), (3286, 64503), (4778, 44361), (4929, 43002), (7167, 29574), (9858, 21501), (14334, 14787)]