645193999

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{6277}}^1$

素因数の和:6450

約数の個数: 16

約数和(自身を含む): 696104640

約数和(自身を除く): 50910641

約数列:

[1, 23, 41, 109, 943, 2507, 4469, 6277, 102787, 144371, 257357, 684193, 5919211, 15736439, 28051913, 645193999]

約数ペア:

[(1, 645193999), (23, 28051913), (41, 15736439), (109, 5919211), (943, 684193), (2507, 257357), (4469, 144371), (6277, 102787)]