247484595

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{5531}}^1$

素因数の和:5715

約数の個数: 32

約数和(自身を含む): 419546880

約数和(自身を除く): 172062285

約数列:

[1, 3, 5, 15, 19, 57, 95, 157, 285, 471, 785, 2355, 2983, 5531, 8949, 14915, 16593, 27655, 44745, 82965, 105089, 315267, 525445, 868367, 1576335, 2605101, 4341835, 13025505, 16498973, 49496919, 82494865, 247484595]

約数ペア:

[(1, 247484595), (3, 82494865), (5, 49496919), (15, 16498973), (19, 13025505), (57, 4341835), (95, 2605101), (157, 1576335), (285, 868367), (471, 525445), (785, 315267), (2355, 105089), (2983, 82965), (5531, 44745), (8949, 27655), (14915, 16593)]