220154965

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{28573}}^1$

素因数の和:28668

約数の個数: 16

約数和(自身を含む): 279796608

約数和(自身を除く): 59641643

約数列:

[1, 5, 23, 67, 115, 335, 1541, 7705, 28573, 142865, 657179, 1914391, 3285895, 9571955, 44030993, 220154965]

約数ペア:

[(1, 220154965), (5, 44030993), (23, 9571955), (67, 3285895), (115, 1914391), (335, 657179), (1541, 142865), (7705, 28573)]