28650993

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71807}}^1$

素因数の和:71836

約数の個数: 16

約数和(自身を含む): 45957120

約数和(自身を除く): 17306127

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 71807, 215421, 502649, 1364333, 1507947, 4092999, 9550331, 28650993]

約数ペア:

[(1, 28650993), (3, 9550331), (7, 4092999), (19, 1507947), (21, 1364333), (57, 502649), (133, 215421), (399, 71807)]