408685329

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{8297}}^1$

素因数の和:8737

約数の個数: 24

約数和(自身を含む): 637319592

約数和(自身を除く): 228634263

約数列:

[1, 3, 9, 13, 39, 117, 421, 1263, 3789, 5473, 8297, 16419, 24891, 49257, 74673, 107861, 323583, 970749, 3493037, 10479111, 31437333, 45409481, 136228443, 408685329]

約数ペア:

[(1, 408685329), (3, 136228443), (9, 45409481), (13, 31437333), (39, 10479111), (117, 3493037), (421, 970749), (1263, 323583), (3789, 107861), (5473, 74673), (8297, 49257), (16419, 24891)]