310028019

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1\times {\mathrm{907}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 485700096

約数和(自身を除く): 175672077

約数列:

[1, 3, 7, 21, 41, 123, 287, 397, 861, 907, 1191, 2721, 2779, 6349, 8337, 16277, 19047, 37187, 48831, 111561, 113939, 260309, 341817, 360079, 780927, 1080237, 2520553, 7561659, 14763239, 44289717, 103342673, 310028019]

約数ペア:

[(1, 310028019), (3, 103342673), (7, 44289717), (21, 14763239), (41, 7561659), (123, 2520553), (287, 1080237), (397, 780927), (861, 360079), (907, 341817), (1191, 260309), (2721, 113939), (2779, 111561), (6349, 48831), (8337, 37187), (16277, 19047)]