320607273

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{1021}}^1$

素因数の和:1837

約数の個数: 32

約数和(自身を含む): 515415040

約数和(自身を除く): 194807767

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 787, 1021, 2361, 3063, 5509, 7147, 14953, 16527, 19399, 21441, 44859, 58197, 104671, 135793, 314013, 407379, 803527, 2410581, 5624689, 15267013, 16874067, 45801039, 106869091, 320607273]

約数ペア:

[(1, 320607273), (3, 106869091), (7, 45801039), (19, 16874067), (21, 15267013), (57, 5624689), (133, 2410581), (399, 803527), (787, 407379), (1021, 314013), (2361, 135793), (3063, 104671), (5509, 58197), (7147, 44859), (14953, 21441), (16527, 19399)]