64942479

素因数分解:

$3^5\times 7^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 112915712

約数和(自身を除く): 47973233

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 243, 511, 523, 567, 657, 1533, 1569, 1701, 1971, 3661, 4599, 4707, 5913, 10983, 13797, 14121, 17739, 32949, 38179, 41391, 42363, 98847, 114537, 124173, 127089, 267253, 296541, 343611, 801759, 889623, 1030833, 2405277, 3092499, 7215831, 9277497, 21647493, 64942479]

約数ペア:

[(1, 64942479), (3, 21647493), (7, 9277497), (9, 7215831), (21, 3092499), (27, 2405277), (63, 1030833), (73, 889623), (81, 801759), (189, 343611), (219, 296541), (243, 267253), (511, 127089), (523, 124173), (567, 114537), (657, 98847), (1533, 42363), (1569, 41391), (1701, 38179), (1971, 32949), (3661, 17739), (4599, 14121), (4707, 13797), (5913, 10983)]