28519287

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 41779200

約数和(自身を除く): 13259913

約数列:

[1, 3, 23, 31, 67, 69, 93, 199, 201, 597, 713, 1541, 2077, 2139, 4577, 4623, 6169, 6231, 13333, 13731, 18507, 39999, 47771, 141887, 143313, 306659, 413323, 425661, 919977, 1239969, 9506429, 28519287]

約数ペア:

[(1, 28519287), (3, 9506429), (23, 1239969), (31, 919977), (67, 425661), (69, 413323), (93, 306659), (199, 143313), (201, 141887), (597, 47771), (713, 39999), (1541, 18507), (2077, 13731), (2139, 13333), (4577, 6231), (4623, 6169)]