87213665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{631}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 131051520

約数和(自身を除く): 43837855

約数列:

[1, 5, 7, 11, 35, 55, 77, 359, 385, 631, 1795, 2513, 3155, 3949, 4417, 6941, 12565, 19745, 22085, 27643, 34705, 48587, 138215, 226529, 242935, 1132645, 1585703, 2491819, 7928515, 12459095, 17442733, 87213665]

約数ペア:

[(1, 87213665), (5, 17442733), (7, 12459095), (11, 7928515), (35, 2491819), (55, 1585703), (77, 1132645), (359, 242935), (385, 226529), (631, 138215), (1795, 48587), (2513, 34705), (3155, 27643), (3949, 22085), (4417, 19745), (6941, 12565)]