638761512

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{502171}}^1$

素因数の和:502233

約数の個数: 32

約数和(自身を含む): 1627037280

約数和(自身を除く): 988275768

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 502171, 1004342, 1506513, 2008684, 3013026, 4017368, 6026052, 12052104, 26615063, 53230126, 79845189, 106460252, 159690378, 212920504, 319380756, 638761512]

約数ペア:

[(1, 638761512), (2, 319380756), (3, 212920504), (4, 159690378), (6, 106460252), (8, 79845189), (12, 53230126), (24, 26615063), (53, 12052104), (106, 6026052), (159, 4017368), (212, 3013026), (318, 2008684), (424, 1506513), (636, 1004342), (1272, 502171)]