15849743

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 20966400

約数和(自身を除く): 5116657

約数列:

[1, 7, 13, 19, 89, 91, 103, 133, 247, 623, 721, 1157, 1339, 1691, 1729, 1957, 8099, 9167, 9373, 11837, 13699, 21983, 25441, 64169, 119171, 153881, 174173, 178087, 834197, 1219211, 2264249, 15849743]

約数ペア:

[(1, 15849743), (7, 2264249), (13, 1219211), (19, 834197), (89, 178087), (91, 174173), (103, 153881), (133, 119171), (247, 64169), (623, 25441), (721, 21983), (1157, 13699), (1339, 11837), (1691, 9373), (1729, 9167), (1957, 8099)]