8457687

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 15163200

約数和(自身を除く): 6705513

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 149, 153, 159, 357, 371, 447, 477, 901, 1043, 1071, 1113, 1341, 2533, 2703, 3129, 3339, 6307, 7599, 7897, 8109, 9387, 17731, 18921, 22797, 23691, 53193, 55279, 56763, 71073, 134249, 159579, 165837, 402747, 497511, 939743, 1208241, 2819229, 8457687]

約数ペア:

[(1, 8457687), (3, 2819229), (7, 1208241), (9, 939743), (17, 497511), (21, 402747), (51, 165837), (53, 159579), (63, 134249), (119, 71073), (149, 56763), (153, 55279), (159, 53193), (357, 23691), (371, 22797), (447, 18921), (477, 17731), (901, 9387), (1043, 8109), (1071, 7897), (1113, 7599), (1341, 6307), (2533, 3339), (2703, 3129)]