207972485

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{3359}}^1$

素因数の和:3461

約数の個数: 32

約数和(自身を含む): 299980800

約数和(自身を除く): 92008315

約数列:

[1, 5, 7, 29, 35, 61, 145, 203, 305, 427, 1015, 1769, 2135, 3359, 8845, 12383, 16795, 23513, 61915, 97411, 117565, 204899, 487055, 681877, 1024495, 1434293, 3409385, 5942071, 7171465, 29710355, 41594497, 207972485]

約数ペア:

[(1, 207972485), (5, 41594497), (7, 29710355), (29, 7171465), (35, 5942071), (61, 3409385), (145, 1434293), (203, 1024495), (305, 681877), (427, 487055), (1015, 204899), (1769, 117565), (2135, 97411), (3359, 61915), (8845, 23513), (12383, 16795)]