253454319

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21481}}^1$

素因数の和:21532

約数の個数: 32

約数和(自身を含む): 412454400

約数和(自身を除く): 159000081

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 3933, 11799, 21481, 64443, 193329, 408139, 494063, 579987, 1224417, 1482189, 3673251, 4446567, 9387197, 11019753, 13339701, 28161591, 84484773, 253454319]

約数ペア:

[(1, 253454319), (3, 84484773), (9, 28161591), (19, 13339701), (23, 11019753), (27, 9387197), (57, 4446567), (69, 3673251), (171, 1482189), (207, 1224417), (437, 579987), (513, 494063), (621, 408139), (1311, 193329), (3933, 64443), (11799, 21481)]