16698981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 25764480

約数和(自身を除く): 9065499

約数列:

[1, 3, 13, 17, 39, 51, 89, 221, 267, 283, 663, 849, 1157, 1513, 3471, 3679, 4539, 4811, 11037, 14433, 19669, 25187, 59007, 62543, 75561, 187629, 327431, 428179, 982293, 1284537, 5566327, 16698981]

約数ペア:

[(1, 16698981), (3, 5566327), (13, 1284537), (17, 982293), (39, 428179), (51, 327431), (89, 187629), (221, 75561), (267, 62543), (283, 59007), (663, 25187), (849, 19669), (1157, 14433), (1513, 11037), (3471, 4811), (3679, 4539)]