78017128

素因数分解:

$2^3\times 7^1\times {\mathrm{313}}^1\times {\mathrm{4451}}^1$

素因数の和:4777

約数の個数: 32

約数和(自身を含む): 167751360

約数和(自身を除く): 89734232

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 313, 626, 1252, 2191, 2504, 4382, 4451, 8764, 8902, 17528, 17804, 31157, 35608, 62314, 124628, 249256, 1393163, 2786326, 5572652, 9752141, 11145304, 19504282, 39008564, 78017128]

約数ペア:

[(1, 78017128), (2, 39008564), (4, 19504282), (7, 11145304), (8, 9752141), (14, 5572652), (28, 2786326), (56, 1393163), (313, 249256), (626, 124628), (1252, 62314), (2191, 35608), (2504, 31157), (4382, 17804), (4451, 17528), (8764, 8902)]