213738

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{727}}^1$

素因数の和:746

約数の個数: 24

約数和(自身を含む): 497952

約数和(自身を除く): 284214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 727, 1454, 2181, 4362, 5089, 10178, 15267, 30534, 35623, 71246, 106869, 213738]

約数ペア:

[(1, 213738), (2, 106869), (3, 71246), (6, 35623), (7, 30534), (14, 15267), (21, 10178), (42, 5089), (49, 4362), (98, 2181), (147, 1454), (294, 727)]