17209017

素因数分解:

$3^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 30098432

約数和(自身を除く): 12889415

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 151, 189, 201, 243, 453, 469, 567, 603, 1057, 1359, 1407, 1701, 1809, 3171, 4077, 4221, 5427, 9513, 10117, 12231, 12663, 16281, 28539, 30351, 36693, 37989, 70819, 85617, 91053, 113967, 212457, 256851, 273159, 637371, 819477, 1912113, 2458431, 5736339, 17209017]

約数ペア:

[(1, 17209017), (3, 5736339), (7, 2458431), (9, 1912113), (21, 819477), (27, 637371), (63, 273159), (67, 256851), (81, 212457), (151, 113967), (189, 91053), (201, 85617), (243, 70819), (453, 37989), (469, 36693), (567, 30351), (603, 28539), (1057, 16281), (1359, 12663), (1407, 12231), (1701, 10117), (1809, 9513), (3171, 5427), (4077, 4221)]