16805955

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 27972864

約数和(自身を除く): 11166909

約数列:

[1, 3, 5, 15, 37, 107, 111, 185, 283, 321, 535, 555, 849, 1415, 1605, 3959, 4245, 10471, 11877, 19795, 30281, 31413, 52355, 59385, 90843, 151405, 157065, 454215, 1120397, 3361191, 5601985, 16805955]

約数ペア:

[(1, 16805955), (3, 5601985), (5, 3361191), (15, 1120397), (37, 454215), (107, 157065), (111, 151405), (185, 90843), (283, 59385), (321, 52355), (535, 31413), (555, 30281), (849, 19795), (1415, 11877), (1605, 10471), (3959, 4245)]