28259295

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 47706624

約数和(自身を除く): 19447329

約数列:

[1, 3, 5, 15, 23, 69, 101, 115, 303, 345, 505, 811, 1515, 2323, 2433, 4055, 6969, 11615, 12165, 18653, 34845, 55959, 81911, 93265, 245733, 279795, 409555, 1228665, 1883953, 5651859, 9419765, 28259295]

約数ペア:

[(1, 28259295), (3, 9419765), (5, 5651859), (15, 1883953), (23, 1228665), (69, 409555), (101, 279795), (115, 245733), (303, 93265), (345, 81911), (505, 55959), (811, 34845), (1515, 18653), (2323, 12165), (2433, 11615), (4055, 6969)]