86937179

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 21926821

約数列:

[1, 7, 19, 41, 107, 133, 149, 287, 749, 779, 1043, 2033, 2831, 4387, 5453, 6109, 14231, 15943, 19817, 30709, 42763, 83353, 111601, 116071, 302917, 583471, 653663, 812497, 2120419, 4575641, 12419597, 86937179]

約数ペア:

[(1, 86937179), (7, 12419597), (19, 4575641), (41, 2120419), (107, 812497), (133, 653663), (149, 583471), (287, 302917), (749, 116071), (779, 111601), (1043, 83353), (2033, 42763), (2831, 30709), (4387, 19817), (5453, 15943), (6109, 14231)]