28153519

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 30222720

約数和(自身を除く): 2069201

約数列:

[1, 29, 43, 107, 211, 1247, 3103, 4601, 6119, 9073, 22577, 133429, 263117, 654733, 970811, 28153519]

約数ペア:

[(1, 28153519), (29, 970811), (43, 654733), (107, 263117), (211, 133429), (1247, 22577), (3103, 9073), (4601, 6119)]