77940945

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{91159}}^1$

素因数の和:91189

約数の個数: 24

約数和(自身を含む): 142209600

約数和(自身を除く): 64268655

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 91159, 273477, 455795, 820431, 1367385, 1732021, 4102155, 5196063, 8660105, 15588189, 25980315, 77940945]

約数ペア:

[(1, 77940945), (3, 25980315), (5, 15588189), (9, 8660105), (15, 5196063), (19, 4102155), (45, 1732021), (57, 1367385), (95, 820431), (171, 455795), (285, 273477), (855, 91159)]