6861897

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 12355200

約数和(自身を除く): 5493303

約数列:

[1, 3, 7, 9, 17, 21, 43, 51, 63, 119, 129, 149, 153, 301, 357, 387, 447, 731, 903, 1043, 1071, 1341, 2193, 2533, 2709, 3129, 5117, 6407, 6579, 7599, 9387, 15351, 17731, 19221, 22797, 44849, 46053, 53193, 57663, 108919, 134547, 159579, 326757, 403641, 762433, 980271, 2287299, 6861897]

約数ペア:

[(1, 6861897), (3, 2287299), (7, 980271), (9, 762433), (17, 403641), (21, 326757), (43, 159579), (51, 134547), (63, 108919), (119, 57663), (129, 53193), (149, 46053), (153, 44849), (301, 22797), (357, 19221), (387, 17731), (447, 15351), (731, 9387), (903, 7599), (1043, 6579), (1071, 6407), (1341, 5117), (2193, 3129), (2533, 2709)]