213856553687

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{547}}^1\times {\mathrm{119087}}^1$

素因数の和:119715

約数の個数: 24

約数和(自身を含む): 252948628224

約数和(自身を除く): 39092074537

約数列:

[1, 7, 49, 67, 469, 547, 3283, 3829, 26803, 36649, 119087, 256543, 833609, 1795801, 5835263, 7978829, 55851803, 65140589, 390962621, 455984123, 3191888861, 4364419463, 30550936241, 213856553687]

約数ペア:

[(1, 213856553687), (7, 30550936241), (49, 4364419463), (67, 3191888861), (469, 455984123), (547, 390962621), (3283, 65140589), (3829, 55851803), (26803, 7978829), (36649, 5835263), (119087, 1795801), (256543, 833609)]