128208519

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{347}}^1\times {\mathrm{673}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 189048912

約数和(自身を除く): 60840393

約数列:

[1, 3, 9, 61, 183, 347, 549, 673, 1041, 2019, 3123, 6057, 21167, 41053, 63501, 123159, 190503, 233531, 369477, 700593, 2101779, 14245391, 42736173, 128208519]

約数ペア:

[(1, 128208519), (3, 42736173), (9, 14245391), (61, 2101779), (183, 700593), (347, 369477), (549, 233531), (673, 190503), (1041, 123159), (2019, 63501), (3123, 41053), (6057, 21167)]