320554899

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1483}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 548201472

約数和(自身を除く): 227646573

約数列:

[1, 3, 7, 9, 21, 47, 63, 73, 141, 219, 329, 423, 511, 657, 987, 1483, 1533, 2961, 3431, 4449, 4599, 10293, 10381, 13347, 24017, 30879, 31143, 69701, 72051, 93429, 108259, 209103, 216153, 324777, 487907, 627309, 757813, 974331, 1463721, 2273439, 4391163, 5088173, 6820317, 15264519, 35617211, 45793557, 106851633, 320554899]

約数ペア:

[(1, 320554899), (3, 106851633), (7, 45793557), (9, 35617211), (21, 15264519), (47, 6820317), (63, 5088173), (73, 4391163), (141, 2273439), (219, 1463721), (329, 974331), (423, 757813), (511, 627309), (657, 487907), (987, 324777), (1483, 216153), (1533, 209103), (2961, 108259), (3431, 93429), (4449, 72051), (4599, 69701), (10293, 31143), (10381, 30879), (13347, 24017)]