78182745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3881}}^1$

素因数の和:3985

約数の個数: 32

約数和(自身を含む): 134161920

約数和(自身を除く): 55979175

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 1185, 1343, 3881, 4029, 6715, 11643, 19405, 20145, 58215, 65977, 197931, 306599, 329885, 919797, 989655, 1532995, 4598985, 5212183, 15636549, 26060915, 78182745]

約数ペア:

[(1, 78182745), (3, 26060915), (5, 15636549), (15, 5212183), (17, 4598985), (51, 1532995), (79, 989655), (85, 919797), (237, 329885), (255, 306599), (395, 197931), (1185, 65977), (1343, 58215), (3881, 20145), (4029, 19405), (6715, 11643)]