28701381

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 42803200

約数和(自身を除く): 14101819

約数列:

[1, 3, 19, 31, 37, 57, 93, 111, 439, 589, 703, 1147, 1317, 1767, 2109, 3441, 8341, 13609, 16243, 21793, 25023, 40827, 48729, 65379, 258571, 308617, 503533, 775713, 925851, 1510599, 9567127, 28701381]

約数ペア:

[(1, 28701381), (3, 9567127), (19, 1510599), (31, 925851), (37, 775713), (57, 503533), (93, 308617), (111, 258571), (439, 65379), (589, 48729), (703, 40827), (1147, 25023), (1317, 21793), (1767, 16243), (2109, 13609), (3441, 8341)]