15663396815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1\times {\mathrm{6691}}^1$

素因数の和:8111

約数の個数: 32

約数和(自身を含む): 21184837632

約数和(自身を除く): 5521440817

約数列:

[1, 5, 11, 31, 55, 155, 341, 1373, 1705, 6691, 6865, 15103, 33455, 42563, 73601, 75515, 207421, 212815, 368005, 468193, 1037105, 2281631, 2340965, 9186743, 11408155, 45933715, 101054173, 284789033, 505270865, 1423945165, 3132679363, 15663396815]

約数ペア:

[(1, 15663396815), (5, 3132679363), (11, 1423945165), (31, 505270865), (55, 284789033), (155, 101054173), (341, 45933715), (1373, 11408155), (1705, 9186743), (6691, 2340965), (6865, 2281631), (15103, 1037105), (33455, 468193), (42563, 368005), (73601, 212815), (75515, 207421)]