15853201

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 21047040

約数和(自身を除く): 5193839

約数列:

[1, 7, 13, 19, 53, 91, 133, 173, 247, 371, 689, 1007, 1211, 1729, 2249, 3287, 4823, 7049, 9169, 13091, 15743, 23009, 42731, 64183, 91637, 119197, 174211, 299117, 834379, 1219477, 2264743, 15853201]

約数ペア:

[(1, 15853201), (7, 2264743), (13, 1219477), (19, 834379), (53, 299117), (91, 174211), (133, 119197), (173, 91637), (247, 64183), (371, 42731), (689, 23009), (1007, 15743), (1211, 13091), (1729, 9169), (2249, 7049), (3287, 4823)]