242511801

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{16427}}^1$

素因数の和:16493

約数の個数: 32

約数和(自身を含む): 399528960

約数和(自身を除く): 157017159

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 14763, 16427, 49281, 114989, 312113, 344967, 607799, 936339, 1823397, 2184791, 4254593, 6554373, 11548181, 12763779, 34644543, 80837267, 242511801]

約数ペア:

[(1, 242511801), (3, 80837267), (7, 34644543), (19, 12763779), (21, 11548181), (37, 6554373), (57, 4254593), (111, 2184791), (133, 1823397), (259, 936339), (399, 607799), (703, 344967), (777, 312113), (2109, 114989), (4921, 49281), (14763, 16427)]