1520233353

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{318107}}^1$

素因数の和:318178

約数の個数: 20

約数和(自身を含む): 2309464080

約数和(自身を除く): 789230727

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 318107, 954321, 2862963, 8588889, 18768313, 25766667, 56304939, 168914817, 506744451, 1520233353]

約数ペア:

[(1, 1520233353), (3, 506744451), (9, 168914817), (27, 56304939), (59, 25766667), (81, 18768313), (177, 8588889), (531, 2862963), (1593, 954321), (4779, 318107)]