28928921

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4597}}^1$

素因数の和:4664

約数の個数: 16

約数和(自身を含む): 35312640

約数和(自身を除く): 6383719

約数列:

[1, 7, 29, 31, 203, 217, 899, 4597, 6293, 32179, 133313, 142507, 933191, 997549, 4132703, 28928921]

約数ペア:

[(1, 28928921), (7, 4132703), (29, 997549), (31, 933191), (203, 142507), (217, 133313), (899, 32179), (4597, 6293)]