247376435

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 326592000

約数和(自身を除く): 79215565

約数列:

[1, 5, 17, 31, 85, 155, 269, 349, 527, 1345, 1745, 2635, 4573, 5933, 8339, 10819, 22865, 29665, 41695, 54095, 93881, 141763, 183923, 469405, 708815, 919615, 1595977, 2910311, 7979885, 14551555, 49475287, 247376435]

約数ペア:

[(1, 247376435), (5, 49475287), (17, 14551555), (31, 7979885), (85, 2910311), (155, 1595977), (269, 919615), (349, 708815), (527, 469405), (1345, 183923), (1745, 141763), (2635, 93881), (4573, 54095), (5933, 41695), (8339, 29665), (10819, 22865)]