1640546973

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{4673923}}^1$

素因数の和:4673945

約数の個数: 16

約数和(自身を含む): 2617397440

約数和(自身を除く): 976850467

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 4673923, 14021769, 42065307, 60760999, 126195921, 182282997, 546848991, 1640546973]

約数ペア:

[(1, 1640546973), (3, 546848991), (9, 182282997), (13, 126195921), (27, 60760999), (39, 42065307), (117, 14021769), (351, 4673923)]