438204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:126

約数の個数: 36

約数和(自身を含む): 1122296

約数和(自身を除く): 684092

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2756, 2809, 4134, 5618, 8268, 8427, 11236, 16854, 33708, 36517, 73034, 109551, 146068, 219102, 438204]

約数ペア:

[(1, 438204), (2, 219102), (3, 146068), (4, 109551), (6, 73034), (12, 36517), (13, 33708), (26, 16854), (39, 11236), (52, 8427), (53, 8268), (78, 5618), (106, 4134), (156, 2809), (159, 2756), (212, 2067), (318, 1378), (636, 689)]