65208787

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 82114560

約数和(自身を除く): 16905773

約数列:

[1, 7, 17, 47, 89, 119, 131, 329, 623, 799, 917, 1513, 2227, 4183, 5593, 6157, 10591, 11659, 15589, 29281, 43099, 71111, 81613, 104669, 198203, 497777, 547973, 732683, 1387421, 3835811, 9315541, 65208787]

約数ペア:

[(1, 65208787), (7, 9315541), (17, 3835811), (47, 1387421), (89, 732683), (119, 547973), (131, 497777), (329, 198203), (623, 104669), (799, 81613), (917, 71111), (1513, 43099), (2227, 29281), (4183, 15589), (5593, 11659), (6157, 10591)]