28479605

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73973}}^1$

素因数の和:73996

約数の個数: 16

約数和(自身を含む): 42609024

約数和(自身を除く): 14129419

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 73973, 369865, 517811, 813703, 2589055, 4068515, 5695921, 28479605]

約数ペア:

[(1, 28479605), (5, 5695921), (7, 4068515), (11, 2589055), (35, 813703), (55, 517811), (77, 369865), (385, 73973)]