90142689

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5413}}^1$

素因数の和:5497

約数の個数: 32

約数和(自身を含む): 150379264

約数和(自身を除く): 60236575

約数列:

[1, 3, 7, 13, 21, 39, 61, 91, 183, 273, 427, 793, 1281, 2379, 5413, 5551, 16239, 16653, 37891, 70369, 113673, 211107, 330193, 492583, 990579, 1477749, 2311351, 4292509, 6934053, 12877527, 30047563, 90142689]

約数ペア:

[(1, 90142689), (3, 30047563), (7, 12877527), (13, 6934053), (21, 4292509), (39, 2311351), (61, 1477749), (91, 990579), (183, 492583), (273, 330193), (427, 211107), (793, 113673), (1281, 70369), (2379, 37891), (5413, 16653), (5551, 16239)]