28987455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{769}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 24234945

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 359, 769, 1077, 1795, 2307, 2513, 3845, 5383, 5385, 7539, 11535, 12565, 16149, 26915, 37695, 80745, 276071, 828213, 1380355, 1932497, 4141065, 5797491, 9662485, 28987455]

約数ペア:

[(1, 28987455), (3, 9662485), (5, 5797491), (7, 4141065), (15, 1932497), (21, 1380355), (35, 828213), (105, 276071), (359, 80745), (769, 37695), (1077, 26915), (1795, 16149), (2307, 12565), (2513, 11535), (3845, 7539), (5383, 5385)]