72170615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{27919}}^1$

素因数の和:27982

約数の個数: 16

約数和(自身を含む): 96491520

約数和(自身を除く): 24320905

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 27919, 139595, 307109, 1312193, 1535545, 6560965, 14434123, 72170615]

約数ペア:

[(1, 72170615), (5, 14434123), (11, 6560965), (47, 1535545), (55, 1312193), (235, 307109), (517, 139595), (2585, 27919)]