215764945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{463}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 291985920

約数和(自身を除く): 76220975

約数列:

[1, 5, 11, 37, 55, 185, 229, 407, 463, 1145, 2035, 2315, 2519, 5093, 8473, 12595, 17131, 25465, 42365, 85655, 93203, 106027, 188441, 466015, 530135, 942205, 1166297, 3922999, 5831485, 19614995, 43152989, 215764945]

約数ペア:

[(1, 215764945), (5, 43152989), (11, 19614995), (37, 5831485), (55, 3922999), (185, 1166297), (229, 942205), (407, 530135), (463, 466015), (1145, 188441), (2035, 106027), (2315, 93203), (2519, 85655), (5093, 42365), (8473, 25465), (12595, 17131)]